Tohutoro APA (7th ed.)

Kowitz, G. T., & Kowitz, N. G. (1959). Guidance in the elementary classroom. McGraw-Hill Book.

Tohutoru Kātū Chicago (17th ed.)

Kowitz, Gerald T., me Norma Giess Kowitz. Guidance in the Elementary Classroom. Nueva York: McGraw-Hill Book, 1959.

Tohutoro MLA (9th ed.)

Kowitz, Gerald T., me Norma Giess Kowitz. Guidance in the Elementary Classroom. McGraw-Hill Book, 1959.