APA (7th ed.) Citation

Kanis, J., Russell, G., & Smith, R. (1977). Physiological and therapeutic differences between vitamin D, its metabolites and analogues.

Chicago Style (17th ed.) Citation

Kanis, J., G. Russell, and R. Smith. Physiological and Therapeutic Differences Between Vitamin D, Its Metabolites and Analogues. 1977.

MLA (9th ed.) Citation

Kanis, J., et al. Physiological and Therapeutic Differences Between Vitamin D, Its Metabolites and Analogues. 1977.

Warning: These citations may not always be 100% accurate.