Dyfyniad APA

Cruz, C. (1975). The feasibility study on a refractory plant [microform]. Photoduplication Service, University of the Philippines Library.

Dyfyniad Arddull Chicago

Cruz, Cecilio. The Feasibility Study on a Refractory Plant [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.

Dyfyniad MLA

Cruz, Cecilio. The Feasibility Study on a Refractory Plant [microform]. Photoduplication Service, University of the Philippines Library, 1975.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.