APA引文

Tetrazzini, L. (1923). How to sing. George H. Doran company.

Chicago Style (17th ed.) Citation

Tetrazzini, Luisa. How to Sing. New York: George H. Doran company, 1923.

MLA引文

Tetrazzini, Luisa. How to Sing. George H. Doran company, 1923.

警告：這些引文格式不一定是100％准確.