APA (7. basım) Alıntı

Gensaya, F. G. (1967). Curricular changes in social studies in the Philippines elementary school from 1900 to 1960. s.n.].

Chicago Style (17. basım) Atıf

Gensaya, Felipe Gestosani. Curricular Changes in Social Studies in the Philippines Elementary School from 1900 to 1960. [Quezon City: s.n.], 1967.

MLA (9th ed.) Atıf

Gensaya, Felipe Gestosani. Curricular Changes in Social Studies in the Philippines Elementary School from 1900 to 1960. s.n.], 1967.