National Science Development Board. (1974). National Institute of Science and Technology: Plans and programs for foreign technical assistance [microform]. Photoduplication Service.
Cita Chicago (17th ed.)National Science Development Board. National Institute of Science and Technology: Plans and Programs for Foreign Technical Assistance [microform]. Quezon City: Photoduplication Service, 1974.
Cita MLA (9th ed.)National Science Development Board. National Institute of Science and Technology: Plans and Programs for Foreign Technical Assistance [microform]. Photoduplication Service, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.