APA-referens (7:e uppl.)

Graciǹ y Morales, B., & Lockley, L. C. (1967). The science of success and the art of prudence. University of Santa Clara Press.

Chicago-referens (17:e uppl.)

Graciǹ y Morales, Baltasar, och Lawrence Campbell Lockley. The Science of Success and the Art of Prudence. [San Jose, Calif.]: University of Santa Clara Press, 1967.

MLA-referens (8:e uppl.)

Graciǹ y Morales, Baltasar, och Lawrence Campbell Lockley. The Science of Success and the Art of Prudence. University of Santa Clara Press, 1967.