Enrile, J. P. Speech of Defense Secretary Juan Ponce Enrile at the Oath-taking Ceremonies for successful examinees of the Board of Examinations for Mechanical Engineers, sponsored by the Philippine Society of Mechanical Engineers, Manila Hotel, February 25, 1973.
Chicago (17e ed.) BronvermeldingEnrile, Juan Ponce. Speech of Defense Secretary Juan Ponce Enrile at the Oath-taking Ceremonies for Successful Examinees of the Board of Examinations for Mechanical Engineers, Sponsored by the Philippine Society of Mechanical Engineers, Manila Hotel, February 25, 1973.
MLA (9e ed.) BronvermeldingEnrile, Juan Ponce. Speech of Defense Secretary Juan Ponce Enrile at the Oath-taking Ceremonies for Successful Examinees of the Board of Examinations for Mechanical Engineers, Sponsored by the Philippine Society of Mechanical Engineers, Manila Hotel, February 25, 1973.