Gaya APA
Creme, P., Lea, M, R. (2008).
Ebook Pend. Bahasa Inggris. Writing at University Third Edition .
england:
Open University Press.
Gaya MLA
Creme, Phyllis., Lea, Mary, R..
"Ebook Pend. Bahasa Inggris. Writing at University Third Edition".
england:
Open University Press,
2008.
Text.