APA (7th ed.) Citation

Keller, P. (1970). A Shepherd Looks At Psalm 23. World Wide Publications.

Chicago Style (17th ed.) Citation

Keller, Phillip. A Shepherd Looks At Psalm 23. World Wide Publications, 1970.

MLA (8th ed.) Citation

Keller, Phillip. A Shepherd Looks At Psalm 23. World Wide Publications, 1970.

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