APA Style

Langan, John Langan, John. (2005). College writing skills with readings.-- (Ed.6th.--). America: McGraw-Hill.

Chicago Style

Langan, John Langan, John. College writing skills with readings.--. Ed.6th.-- America: McGraw-Hill, 2005. Buku.

MLA Style

Langan, John Langan, John. College writing skills with readings.--. Ed.6th.-- America: McGraw-Hill, 2005. Buku.

Turabian Style

Langan, John Langan, John. College writing skills with readings.--. Ed.6th.-- America: McGraw-Hill, 2005. Buku.