Carpenter, F. (1939). Our little neighbors at work and play, here, there, then, and now. American Book Company.
Chicago-viite (17. p.)Carpenter, Frances. Our Little Neighbors at Work and Play, Here, There, Then, and Now. New York, Cincinnati, Chicago, Boston, Atlanta, Dallas, San Francisco: American Book Company, 1939.
MLA-viite (8. p.)Carpenter, Frances. Our Little Neighbors at Work and Play, Here, There, Then, and Now. American Book Company, 1939.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.