Gaya APA

D., D, L, L, E. (2006). BARRON'S STUDENT' #1 CHOICE : IELTS INTERNATIONAL ENGLISH LANGUAGE TESTING SYSTEM . United State of America: BARRON\'S.

Gaya MLA

D., Dr., Lin, Lougheed,, Ed.. "BARRON'S STUDENT' #1 CHOICE : IELTS INTERNATIONAL ENGLISH LANGUAGE TESTING SYSTEM". United State of America: BARRON\'S, 2006. Text.