Gaya APA

Langan, John. (1991). English skills with readings (2nd. ed). United States Of America: McGraw-Hill Inc .

Gaya Chicago

Langan, John. English skills with readings. 2nd. ed United States Of America: McGraw-Hill Inc , 1991. Text.

Gaya MLA

Langan, John. English skills with readings. 2nd. ed United States Of America: McGraw-Hill Inc , 1991. Text.

Gaya Turabian

Langan, John. English skills with readings. 2nd. ed United States Of America: McGraw-Hill Inc , 1991. Print.