APA (7th ed.) Citation

Channing, G. (2018). What Is a Christian Scientist? A guide to the religions in America, 21-30.

Chicago Style (17th ed.) Citation

Channing, Georg. "What Is a Christian Scientist?" A Guide to the Religions in America 2018: 21-30.

MLA (8th ed.) Citation

Channing, Georg. "What Is a Christian Scientist?" A Guide to the Religions in America, 2018, pp. 21-30.