Yap, P. O. (1985). A critique of language use surveys in Singapore.
Chicago Style (17th ed.) CitationYap, Pak Oi. A Critique of Language Use Surveys in Singapore. 1985.
MLA引文Yap, Pak Oi. A Critique of Language Use Surveys in Singapore. 1985.
警告:这些引文格式不一定是100%准确.