Cita APA

Villanueva, S. L. (1971). The profile of the science department head in the Greater Manila Area. s.n.].

Citación estilo Chicago

Villanueva, Soledad L. The Profile of the Science Department Head in the Greater Manila Area. [Quezon City: s.n.], 1971.

Cita MLA

Villanueva, Soledad L. The Profile of the Science Department Head in the Greater Manila Area. s.n.], 1971.