Styl cytowania APA

Robinson, J. (1937). Introduction to the theory of employment (2nd ed.). Macmillan St.Martin's press.

Styl cytowania Chicago

Robinson, Joan. Introduction to the Theory of Employment. 2nd ed. London: Macmillan St.Martin's press, 1937.

Styl cytowania MLA

Robinson, Joan. Introduction to the Theory of Employment. 2nd ed. Macmillan St.Martin's press, 1937.