APA (7th ed.) Citation

Schoor, M. v., & Jansen, E. M. (1982). What is communication? Schaik.

Chicago Style (17th ed.) Citation

Schoor, Marthinus van, and Ena Myburgh Jansen. What Is Communication? Pretoria: Schaik, 1982.

MLA (9th ed.) Citation

Schoor, Marthinus van, and Ena Myburgh Jansen. What Is Communication? Schaik, 1982.