APA引文

Gifford, P. B. (1984). Welcome to racquetball. Texas: Burgess International Group Inc.

Trích dẫn kiểu Chicago

Gifford, Peter B. Welcome to Racquetball. Texas: Burgess International Group Inc, 1984.

MLA引文

Gifford, Peter B. Welcome to Racquetball. Texas: Burgess International Group Inc, 1984.

警告：這些引文格式不一定是100％准確.