Hardback Editions
October 1990 : USA Library Binding
Title: They Never Came Home (Turtleback School & Library Binding Edition)
Author(s): Lois Duncan
ISBN: 0-8085-8134-1 / 978-0-8085-8134-5 (USA edition)
Publisher: Turtleback Books
Availability:
Amazon Amazon UK Amazon CA December 1992 : USA Turtleback
Title: They Never Came Home
Author(s): Lois Duncan
ISBN: 0-606-04828-6 / 978-0-606-04828-6 (USA edition)
Publisher: Demco Media
Availability:
Amazon Amazon UK Amazon CA October 1990 : USA Library Binding
Title: They Never Came Home
Author(s): Lois Duncan
ISBN: 0-8124-3184-7 / 978-0-8124-3184-1 (USA edition)
Publisher: Perfection Learning
Availability:
Amazon Amazon UK Amazon CA June 1969 : USA Hardback
Title: They Never Came Home.
Author(s): Lois Duncan
ISBN: 0-385-05311-8 / 978-0-385-05311-2 (USA edition)
Publisher: Doubleday
Availability:
Amazon Amazon UK Amazon CA Paperback Editions
October 1990 : USA Mass Market Paperback
Title: They Never Came Home (Laurel-Leaf Books)
Author(s): Lois Duncan
ISBN: 0-440-20780-0 / 978-0-440-20780-1 (USA edition)
Publisher: Laurel Leaf
Availability:
Amazon Amazon UK Amazon CA June 1979 : USA Paperback
Title: They Never Came Home
Author(s): Lois Duncan
ISBN: 0-380-50229-1 / 978-0-380-50229-5 (USA edition)
Publisher: Laure Leaf
Availability:
Amazon Amazon UK Audio Editions
August 2016 : MP3 CD
Title: They Never Came Home
Author(s): Lois Duncan
ISBN: 1-5318-2114-6 / 978-1-5318-2114-2
Publisher: Audible Studios on Brilliance Audio
Availability:
Amazon Amazon CA August 2013 : USA Audio edition
Title: They Never Came Home
Author(s): Lois Duncan
Publisher: Audible Studios
Availability:
Amazon August 2013 : Canada Audio edition
Title: They Never Came Home
Author(s): Lois Duncan
Publisher: Audible Studios
Availability:
Amazon CA August 2013 : UK Audio edition
Title: They Never Came Home
Author(s): Lois Duncan
Publisher: Audible Studios
Availability:
Amazon UK Kindle Editions
August 2012 : USA, Canada, UK Kindle edition
Title: They Never Came Home (Laurel leaf suspense)
Author(s): Lois Duncan
Publisher: Open Road Media Teen & Tween
Availability:
Amazon Amazon UK Amazon CA 
