Duenas, F. P. (1973). Basic economic aspects of Philippine defense [microform]. Photoduplication Service University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Duenas, Felix P. Basic Economic Aspects of Philippine Defense [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1973.
Citatione MLA (9a ed.)Duenas, Felix P. Basic Economic Aspects of Philippine Defense [microform]. Photoduplication Service University of the Philippines Library, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.