APA (7th ed.) Citation

BARNARD, PARKINSON, & RUSTOMJI. (1984). All about good health. Federal Publications.

Chicago Style (17th ed.) Citation

BARNARD, PARKINSON, and RUSTOMJI. All About Good Health. Singapore: Federal Publications, 1984.

MLA (8th ed.) Citation

BARNARD, et al. All About Good Health. Federal Publications, 1984.