APA引文

Yap, N. T. (1999). Strategies for writing business letters among selected weak ESL learners at Universiti Putra Malaysia.

Chicago Style (17th ed.) Citation

Yap, Ngee Thai. Strategies for Writing Business Letters Among Selected Weak ESL Learners at Universiti Putra Malaysia. 1999.

MLA引文

Yap, Ngee Thai. Strategies for Writing Business Letters Among Selected Weak ESL Learners at Universiti Putra Malaysia. 1999.

警告：这些引文格式不一定是100％准确.