APA Style
Harmer, Jeremy. (1991).
The practice of English language teaching .
New York:
Longman Pubishing.
Chicago Style
Harmer, Jeremy.
The practice of English language teaching.
New York:
Longman Pubishing,
1991.
Text.
MLA Style
Harmer, Jeremy.
The practice of English language teaching.
New York:
Longman Pubishing,
1991.
Text.
Turabian Style
Harmer, Jeremy.
The practice of English language teaching.
New York:
Longman Pubishing,
1991.
Print.