Gaya APA

Collins,Peter. (2010). English Grammar : An Intoduction (Ed.2). USA: Palgrave Macmillan.

Gaya Chicago

Collins,Peter. English Grammar : An Intoduction. Ed.2 USA: Palgrave Macmillan, 2010. Text.

Gaya MLA

Collins,Peter. English Grammar : An Intoduction. Ed.2 USA: Palgrave Macmillan, 2010. Text.

Gaya Turabian

Collins,Peter. English Grammar : An Intoduction. Ed.2 USA: Palgrave Macmillan, 2010. Print.