APA-referens (7:e uppl.)

Alfeche, F. B. (1977). Evaluation of soil-cement base course [microform]. Photoduplication Service, University of the Philippines Library.

Chicago-referens (17:e uppl.)

Alfeche, Fortunato B. Evaluation of Soil-cement Base Course [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

MLA-referens (9:e uppl.)

Alfeche, Fortunato B. Evaluation of Soil-cement Base Course [microform]. Photoduplication Service, University of the Philippines Library, 1977.