Parker, R. G., & Gutierrez, F. C. (1851). Juvenile philosophy, or, Philosophy in familiar conversations: Designed to teach young children to think. A.S. Barnes ; H.W. Derby & Co..
Chicago-referens (17:e uppl.)Parker, Richard Green, och F. C. Gutierrez. Juvenile Philosophy, or, Philosophy in Familiar Conversations: Designed to Teach Young Children to Think. New York : Cincinnati: A.S. Barnes ; H.W. Derby & Co., 1851.
MLA-referens (8:e uppl.)Parker, Richard Green, och F. C. Gutierrez. Juvenile Philosophy, or, Philosophy in Familiar Conversations: Designed to Teach Young Children to Think. A.S. Barnes ; H.W. Derby & Co., 1851.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.