APA (7th ed.) Citation

Yue, C., & Yue, D. (1992). Christopher Columbus--how he did it. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Yue, Charlotte, and David Yue. Christopher Columbus--how He Did It. Boston: Houghton Mifflin, 1992.

MLA (9th ed.) Citation

Yue, Charlotte, and David Yue. Christopher Columbus--how He Did It. Houghton Mifflin, 1992.

Warning: These citations may not always be 100% accurate.