Riyanto, S. (2004). Gateway English Through Stories A Successful Foreign Language Guide/ Slamet Riyanto. Yogyakarta : Pustaka Pelajar.
Chicago-стиль цитированияRiyanto, Slamet. Gateway English Through Stories A Successful Foreign Language Guide/ Slamet Riyanto. Yogyakarta : Pustaka Pelajar, 2004.
MLA-цитированиеRiyanto, Slamet. Gateway English Through Stories A Successful Foreign Language Guide/ Slamet Riyanto. Yogyakarta : Pustaka Pelajar, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.