APA引文

Tappan, E. M. (1921). Heroes of progress: Stories of successful Americans. Houghton Mifflin Co..

Chicago Style (17th ed.) Citation

Tappan, Eva March. Heroes of Progress: Stories of Successful Americans. Boston : New York [etc.]: Houghton Mifflin Co., 1921.

MLA引文

Tappan, Eva March. Heroes of Progress: Stories of Successful Americans. Houghton Mifflin Co., 1921.