Halcrow, S. W. (1973). Philippine ports feasibility studies: Inception report [microform]. Photoduplication Service University of the Philippines Library.
Cita Chicago Style (17a ed.)Halcrow, Sir William. Philippine Ports Feasibility Studies: Inception Report [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1973.
Cita MLA (9a ed.)Halcrow, Sir William. Philippine Ports Feasibility Studies: Inception Report [microform]. Photoduplication Service University of the Philippines Library, 1973.
Precaución: Estas citas no son 100% exactas.