Gaya APA

Mackin, Ronald. (1979). Exercises In English Patterns And Usage . : Oxford University Press.

Gaya Chicago

Mackin, Ronald. Exercises In English Patterns And Usage. : Oxford University Press, 1979. Text.

Gaya MLA

Mackin, Ronald. Exercises In English Patterns And Usage. : Oxford University Press, 1979. Text.

Gaya Turabian

Mackin, Ronald. Exercises In English Patterns And Usage. : Oxford University Press, 1979. Print.