APA (7th ed.) Citation

Trager, H. G., & Yarrow, M. R. (1952). They learn what they live. Harper.

Chicago Style (17th ed.) Citation

Trager, Helen G., and Marian Radke Yarrow. They Learn What They Live. Harper, 1952.

MLA (8th ed.) Citation

Trager, Helen G., and Marian Radke Yarrow. They Learn What They Live. Harper, 1952.

Warning: These citations may not always be 100% accurate.