APA引文

Tan, W. S. L. (1981). Testing oral proficiency in English at the secondary level.

Chicago Style (17th ed.) Citation

Tan, Winnie Swee Ling. Testing Oral Proficiency in English at the Secondary Level. 1981.

MLA引文

Tan, Winnie Swee Ling. Testing Oral Proficiency in English at the Secondary Level. 1981.

警告：這些引文格式不一定是100％准確.