APA (7th ed.) Citation

Betts, P. W. (1980). Supervisory studies (3rd ed.). Macdonald and Evans.

Chicago Style (17th ed.) Citation

Betts, P. W. Supervisory Studies. 3rd ed. Plymouth: Macdonald and Evans, 1980.

MLA (9th ed.) Citation

Betts, P. W. Supervisory Studies. 3rd ed. Macdonald and Evans, 1980.