APA引文

Houghton Mifflin Company. (2002). Houghton Mifflin mathematics. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Houghton Mifflin Company. Houghton Mifflin Mathematics. Boston: Houghton Mifflin, 2002.

MLA引文

Houghton Mifflin Company. Houghton Mifflin Mathematics. Houghton Mifflin, 2002.

警告:這些引文格式不一定是100%准確.