APA aipamena

Horrocks, J., & Stevenson, J. (1964). Approach to book - keeping. Longman's.

Chicago Style aipamena

Horrocks, J., and J.B Stevenson. Approach to Book - Keeping. London: Longman's, 1964.

MLA aipamena

Horrocks, J., and J.B Stevenson. Approach to Book - Keeping. Longman's, 1964.