APA (7th ed.) Citation

Smith, R. (1979). The ABC of door to door visitation (6. print.). STL Books.

Chicago Style (17th ed.) Citation

Smith, Ron. The ABC of Door to Door Visitation. 6. print. Bromley [u.a.]: STL Books, 1979.

MLA (9th ed.) Citation

Smith, Ron. The ABC of Door to Door Visitation. 6. print. STL Books, 1979.

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