APA引文

Sumner, J. R. (1972). Statistics for hotels and catering. Edward Arnold.

Chicago Style (17th ed.) Citation

Sumner, John R. Statistics for Hotels and Catering. [London]: Edward Arnold, 1972.

MLA引文

Sumner, John R. Statistics for Hotels and Catering. Edward Arnold, 1972.

警告：這些引文格式不一定是100％准確.