APA (7th ed.) Citation

Muller, J. J., DeBruin, G. H. P., & DuPlooy, J. L. (1968). Standard 6 (1968 syllabus, 1. ed.). Maskew Miller.

Chicago Style (17th ed.) Citation

Muller, J. J., G. H. P. DeBruin, and J. L. DuPlooy. Standard 6. 1968 syllabus, 1. ed. Cape Town: Maskew Miller, 1968.

MLA (9th ed.) Citation

Muller, J. J., et al. Standard 6. 1968 syllabus, 1. ed. Maskew Miller, 1968.