Cita APA (7th ed.)

Barlow, R. (1975). The inheritability of native intelligence [microform]. Photoduplication Service. University of the Philippines Library.

Cita Chicago (17th ed.)

Barlow, Raoul. The Inheritability of Native Intelligence [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1975.

Cita MLA (9th ed.)

Barlow, Raoul. The Inheritability of Native Intelligence [microform]. Photoduplication Service. University of the Philippines Library, 1975.