Payumo, P. R., & Ferrer, D. C. (1974). Philippine and international radio laws and regulations: With explanations (Revised edition.). National Book Store.
Citace podle Chicago (17th ed.)Payumo, Pablo R., a Daniel C. Ferrer. Philippine and International Radio Laws and Regulations: With Explanations. Revised edition. [Manila]: National Book Store, 1974.
Citace podle MLA (9th ed.)Payumo, Pablo R., a Daniel C. Ferrer. Philippine and International Radio Laws and Regulations: With Explanations. Revised edition. National Book Store, 1974.
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