Philippines. National Science and Technology Authority. Science Promotion Institute. (1983). Directory: Doctoral manpower in the Philippines (partial listing as of 1982). National Science & Technology Authority, Science Promotion Institute.
Chicago (17e ed.) BronvermeldingPhilippines. National Science and Technology Authority. Science Promotion Institute. Directory: Doctoral Manpower in the Philippines (partial Listing as of 1982). Manila: National Science & Technology Authority, Science Promotion Institute, 1983.
MLA (9e ed.) BronvermeldingPhilippines. National Science and Technology Authority. Science Promotion Institute. Directory: Doctoral Manpower in the Philippines (partial Listing as of 1982). National Science & Technology Authority, Science Promotion Institute, 1983.