APA引文

Covell, R. R. (1973). An extension seminary primer (2ª ed.). William Carey Library.

Chicago Style (17th ed.) Citation

Covell, Ralph R. An Extension Seminary Primer. 2ª ed. William Carey Library, 1973.

MLA引文

Covell, Ralph R. An Extension Seminary Primer. 2ª ed. William Carey Library, 1973.

警告：這些引文格式不一定是100％准確.