APA (7th ed.) Citation

Lee, C. B. (1972). The playground lesson / by Colin Lee. Bell.

Chicago Style (17th ed.) Citation

Lee, Colin B. The Playground Lesson / by Colin Lee. Bell, 1972.

MLA (9th ed.) Citation

Lee, Colin B. The Playground Lesson / by Colin Lee. Bell, 1972.

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