APA-referens (7:e uppl.)

Angeles, C. P. (1966). Principles of business ethics (Rev. ed.). Garcia Pub. House.

Chicago-referens (17:e uppl.)

Angeles, Conrado P. Principles of Business Ethics. Rev. ed. Manila: Garcia Pub. House, 1966.

MLA-referens (9:e uppl.)

Angeles, Conrado P. Principles of Business Ethics. Rev. ed. Garcia Pub. House, 1966.