APA (7e ed.) Bronvermelding

National Science Development Board. (1981). 1981 SEER book: Searchers exposition on energy resources. SEER-EEC.

Chicago (17e ed.) Bronvermelding

National Science Development Board. 1981 SEER Book: Searchers Exposition on Energy Resources. Quezon City: SEER-EEC, 1981.

MLA (9e ed.) Bronvermelding

National Science Development Board. 1981 SEER Book: Searchers Exposition on Energy Resources. SEER-EEC, 1981.

Let op: Deze citaties zijn niet altijd 100% accuraat.