APA-referens (7:e uppl.)

De Guzman, R. P. (1963). Patterns in decision making: Case studies in Philippine public administration. Graduate School of Public Administration, University of the Philippines.

Chicago-referens (17:e uppl.)

De Guzman, Raul Policarpio. Patterns in Decision Making: Case Studies in Philippine Public Administration. Manila: Graduate School of Public Administration, University of the Philippines, 1963.

MLA-referens (9:e uppl.)

De Guzman, Raul Policarpio. Patterns in Decision Making: Case Studies in Philippine Public Administration. Graduate School of Public Administration, University of the Philippines, 1963.