APA Style
Manurung, Heldin. (2008).
Prespective English Grammer / Helding Manurung .
Jakarta:
Great Media.
Chicago Style
Manurung, Heldin.
Prespective English Grammer / Helding Manurung.
Jakarta:
Great Media,
2008.
Text.
MLA Style
Manurung, Heldin.
Prespective English Grammer / Helding Manurung.
Jakarta:
Great Media,
2008.
Text.
Turabian Style
Manurung, Heldin.
Prespective English Grammer / Helding Manurung.
Jakarta:
Great Media,
2008.
Print.