APA (7th ed.) Citation

Penzias, A. (2001). The Elegant Universe. Faith in science, 18-34.

Chicago Style (17th ed.) Citation

Penzias, Arno. "The Elegant Universe." Faith in Science 2001: 18-34.

MLA (8th ed.) Citation

Penzias, Arno. "The Elegant Universe." Faith in Science, 2001, pp. 18-34.