APA (7th ed.) Citation

Green,Robert. (2000). John Glenn: Astronomat and US Senator. Ferguson.

Chicago Style (17th ed.) Citation

Green,Robert. John Glenn: Astronomat and US Senator. New York: Ferguson, 2000.

MLA (9th ed.) Citation

Green,Robert. John Glenn: Astronomat and US Senator. Ferguson, 2000.

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