APA引文

FEDRAL PUB. (2006). ENGLISH GRAMMAR TESTS-4.

Chicago Style (17th ed.) Citation

FEDRAL PUB. ENGLISH GRAMMAR TESTS-4. 2006.

MLA引文

FEDRAL PUB. ENGLISH GRAMMAR TESTS-4. 2006.

警告：這些引文格式不一定是100％准確.