Guy Book
Subtitle: An Owner's Manual
Publisher: Turtleback Books Distributed by Demco Media
Published: January 2002
Format: Unknown Binding
ISBN-13: 9780606325189
Subjects: Boys & Men; Health & Daily Living - Maturing; Health & Daily Living - Sexuality & Pregnancy; Children's Books/Young Adult Misc. Nonfiction
First sentence: Human reproductive systems include primary reproductive organs, called gonads.