Citazione Stile APA (7a Edizione)

University of the Philippines Alumni Engineers. (1965). Directory, 1910-1964. s.n.].

Citazione stile Chigago Style (17a edizione)

University of the Philippines Alumni Engineers. Directory, 1910-1964. [Quezon Cityn: s.n.], 1965.

Citatione MLA (9a ed.)

University of the Philippines Alumni Engineers. Directory, 1910-1964. s.n.], 1965.