APA (7th ed.) Citation

Barbour, I. G. (1990). Religion in an age of science (1. ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Barbour, Ian G. Religion in an Age of Science. 1. ed. San Francisco u.a: Harper & Row, 1990.

MLA (9th ed.) Citation

Barbour, Ian G. Religion in an Age of Science. 1. ed. Harper & Row, 1990.