APA引文

Phoon, S. H. (1987). The influence of learned helplessness on school performance of secondary four normal course pupils.

Chicago Style (17th ed.) Citation

Phoon, Sau Hing. The Influence of Learned Helplessness on School Performance of Secondary Four Normal Course Pupils. 1987.

MLA引文

Phoon, Sau Hing. The Influence of Learned Helplessness on School Performance of Secondary Four Normal Course Pupils. 1987.

警告：這些引文格式不一定是100％准確.