Gaya APA

Langan, John. (2008). English Skills with Readings (Ed. 7). New York: Mc Graw Hill.

Gaya Chicago

Langan, John. English Skills with Readings. Ed. 7 New York: Mc Graw Hill, 2008. Text.

Gaya MLA

Langan, John. English Skills with Readings. Ed. 7 New York: Mc Graw Hill, 2008. Text.

Gaya Turabian

Langan, John. English Skills with Readings. Ed. 7 New York: Mc Graw Hill, 2008. Print.