APA (7th ed.) Citation

Humphreys. (1954). Guidance services. Science Research Associates INC.

Chicago Style (17th ed.) Citation

Humphreys. Guidance Services. Chicago: Science Research Associates INC, 1954.

MLA (9th ed.) Citation

Humphreys. Guidance Services. Science Research Associates INC, 1954.

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