APA引文

Sheppard, C. (1968). Steps to structural english grammar. Assisi.

Chicago Edition Citation

Sheppard, C.A. Steps to Structural English Grammar. Changanassery: Assisi, 1968.

MLA引文

Sheppard, C.A. Steps to Structural English Grammar. Assisi, 1968.

警告：這些引文格式不一定是100％准確.