ARIEF, M. I. I. (1981). Active Mastery in English: Various techniques of teaching spoken english. Universitas Sanata Dharma.
Chicago Style (17th ed.) CitationARIEF, M. I. Indriani. Active Mastery in English: Various Techniques of Teaching Spoken English. Universitas Sanata Dharma, 1981.
MLA (8th ed.) CitationARIEF, M. I. Indriani. Active Mastery in English: Various Techniques of Teaching Spoken English. Universitas Sanata Dharma, 1981.
Warning: These citations may not always be 100% accurate.