APA (7th ed.) Citation

Johnson, G. B. (1997). The living world. Mass. WCB McGraw-Hill.

Chicago Style (17th ed.) Citation

Johnson, George B. The Living World. Boston: Mass. WCB McGraw-Hill, 1997.

MLA (9th ed.) Citation

Johnson, George B. The Living World. Mass. WCB McGraw-Hill, 1997.