APA (7th ed.) Citation

Sapp, G. (1941). Happy helpers. Florida curriculum laboratory, College of education, University of Florida and State dept. of education.

Chicago Style (17th ed.) Citation

Sapp, Gertrude. Happy Helpers. Gainesville: Florida curriculum laboratory, College of education, University of Florida and State dept. of education, 1941.

MLA (8th ed.) Citation

Sapp, Gertrude. Happy Helpers. Florida curriculum laboratory, College of education, University of Florida and State dept. of education, 1941.