Citazione Stile APA (7a Edizione)

De Ocampo, G. (1970). A system of medical research. [Philippine Academy of Sciences and Humanities].

Citazione stile Chigago Style (17a edizione)

De Ocampo, Geminiano. A System of Medical Research. Manila: [Philippine Academy of Sciences and Humanities], 1970.

Citatione MLA (9a ed.)

De Ocampo, Geminiano. A System of Medical Research. [Philippine Academy of Sciences and Humanities], 1970.