Riyanto, S. (2010). A handbook of English grammar: An effective way to master English [Cara efektif mahir berbahasa Inggris]. Pustaka Pelajar.
Chicago Style (17th ed.) CitationRiyanto, Slamet. A Handbook of English Grammar: An Effective Way to Master English [Cara Efektif Mahir Berbahasa Inggris]. Pustaka Pelajar, 2010.
MLA (8th ed.) CitationRiyanto, Slamet. A Handbook of English Grammar: An Effective Way to Master English [Cara Efektif Mahir Berbahasa Inggris]. Pustaka Pelajar, 2010.
Warning: These citations may not always be 100% accurate.