Gaya APA
Thomson, A., Martinet, A.
(1986).
A Practical English Grammar
(
Edisi 5)
.
New York:
Oxford University Press.
Gaya MLA
Thomson, A.J.., Martinet, A.V..
"A Practical English Grammar".
Edisi 5
New York:
Oxford University Press,
1986.
Text.