PMO-DAVAO MEMORANDUM CIRCULAR NO. 01B, S. 1990, September 13, 1990
NEW PILOT LAUNCH SERVICE FEES OF DAVAO HARBOR PILOTS ASSOCIATION
National Administrative Register September 13, 1990
(Text available at Office of the National Administrative Register (ONAR), U.P. Law Center, Diliman, Quezon City)
Adopted: 13 Sept. 1990
(SGD.) BIENVENIDO P. BASCO
Port Manager