Gaya APA
Riyanto, S. (2007).
The 1st (first) student's choice TOEFL:test strategy for listening comprehension (Cet.1).
Yogyakarta:
Pustaka pelajar.
Gaya MLA
Riyanto, Slamet.
"The 1st (first) student's choice TOEFL:test strategy for listening comprehension".
Cet.1
Yogyakarta:
Pustaka pelajar,
2007.
Text.