W, L. (1986). English for specific purposes dialogues for secretaries I. Gramedia.
Chicago Style (17th ed.) CitationW, Lukito. English for Specific Purposes Dialogues for Secretaries I. Gramedia, 1986.
MLA (8th ed.) CitationW, Lukito. English for Specific Purposes Dialogues for Secretaries I. Gramedia, 1986.
Warning: These citations may not always be 100% accurate.