APA引文

De Voto, B. (1967). Mark Twain's America and Mark Twain at work. Boston: Houghton Mifflin Co..

Trích dẫn kiểu Chicago

De Voto, Bernard. Mark Twain's America and Mark Twain At Work. Boston: Houghton Mifflin Co., 1967.

MLA引文

De Voto, Bernard. Mark Twain's America and Mark Twain At Work. Boston: Houghton Mifflin Co., 1967.

警告：這些引文格式不一定是100％准確.