APA-referens (7:e uppl.)

Walker, E. W. (1965). Essentials of financial management. Alemar-Phoenix.

Chicago-referens (17:e uppl.)

Walker, Ernest Winfield. Essentials of Financial Management. Quezon City: Alemar-Phoenix, 1965.

MLA-referens (9:e uppl.)

Walker, Ernest Winfield. Essentials of Financial Management. Alemar-Phoenix, 1965.