Citazione Stile APA (7a Edizione)

Myers, G. E. (1941). Principles and techniqes of Vocational guidance. McGraw- Hill.

Citazione stile Chigago Style (17a edizione)

Myers, George E. Principles and Techniqes of Vocational Guidance. London: McGraw- Hill, 1941.

Citatione MLA (9a ed.)

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