Tan, P. K. (1971). Philippine radio and television factbook. U.P.I. Mass Comm.
Chicago Style (17th ed.) CitationTan, Purisima Katigbak. Philippine Radio and Television Factbook. Q.C: U.P.I. Mass Comm, 1971.
MLA (9th ed.) CitationTan, Purisima Katigbak. Philippine Radio and Television Factbook. U.P.I. Mass Comm, 1971.
Warning: These citations may not always be 100% accurate.