Herrin, A. N. (1974). Receptivity to innovation and employment on a progressive, diversified modern farm [microform]. Photoduplication Service, University of the Philippines Library.
Cita Chicago (17th ed.)Herrin, Alejandro N. Receptivity to Innovation and Employment on a Progressive, Diversified Modern Farm [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
Cita MLA (9th ed.)Herrin, Alejandro N. Receptivity to Innovation and Employment on a Progressive, Diversified Modern Farm [microform]. Photoduplication Service, University of the Philippines Library, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.