Gaya APA
Harmer, Jeremy. (2014).
The practice of English language teaching fifth edition (5).
Singapore:
Pearson Edcatiom.
Gaya Chicago
Harmer, Jeremy.
The practice of English language teaching fifth edition.
5
Singapore:
Pearson Edcatiom,
2014.
Buku.
Gaya MLA
Harmer, Jeremy.
The practice of English language teaching fifth edition.
5
Singapore:
Pearson Edcatiom,
2014.
Buku.
Gaya Turabian
Harmer, Jeremy.
The practice of English language teaching fifth edition.
5
Singapore:
Pearson Edcatiom,
2014.
Buku.