Gaya APA
Latief, M, A. (2013).
Research methods on language learning: an introduction .
Malang:
Penerbit Universitas Negeri Malang (UM Press.
Gaya MLA
Latief, Mohammad, Adnan.
"Research methods on language learning: an introduction".
Malang:
Penerbit Universitas Negeri Malang (UM Press,
2013.
Textbook.