Citazione Stile APA (7a Edizione)

Myers, G. E. (1941). Principles and techniques of vocational guidance. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Myers, George E. Principles and Techniques of Vocational Guidance. Nueva York: McGraw-Hill, 1941.

Citatione MLA (9a ed.)

Myers, George E. Principles and Techniques of Vocational Guidance. McGraw-Hill, 1941.