APA (7th ed.) Citation

UBBINK, J. B., VERMAAK, W. J. H., DELPORT, R., SERFONTEIN, W. J., & BARTEL, P. (1990). The Relationship between Vitamin B6 Metabolism, Asthma, and Theophylline Therapy. Blackwell Publishing Ltd.

Chicago Style (17th ed.) Citation

UBBINK, JOHAN B., W. J. HAYWARD VERMAAK, RHENA DELPORT, WILLEM J. SERFONTEIN, and PETER BARTEL. The Relationship Between Vitamin B6 Metabolism, Asthma, and Theophylline Therapy. Oxford, UK: Blackwell Publishing Ltd, 1990.

MLA (9th ed.) Citation

UBBINK, JOHAN B., et al. The Relationship Between Vitamin B6 Metabolism, Asthma, and Theophylline Therapy. Blackwell Publishing Ltd, 1990.