APA (7e ed.) Bronvermelding

Stoops, E., & Wahlquist, G. L. (1958). Principles and practices in guidance. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Stoops, Emery, en Gunnar L. Wahlquist. Principles and Practices in Guidance. Nueva York: McGraw-Hill, 1958.

MLA (9e ed.) Bronvermelding

Stoops, Emery, en Gunnar L. Wahlquist. Principles and Practices in Guidance. McGraw-Hill, 1958.