Citação norma APA

Pethica, B. D., Penrose, A., MacKenzie, D., Hall, J., Beasley, R., & Tilyard, M. (1998). Comparison of potency of inhaled beclomethasone and budesonide in New Zealand: Retrospective study of computerised general practice records. British Medical Journal.

Citação norma Chicago

Pethica, B D., A. Penrose, D. MacKenzie, J. Hall, R. Beasley, and M. Tilyard. Comparison of Potency of Inhaled Beclomethasone and Budesonide in New Zealand: Retrospective Study of Computerised General Practice Records. British Medical Journal, 1998.

Citação norma MLA

Pethica, B D., et al. Comparison of Potency of Inhaled Beclomethasone and Budesonide in New Zealand: Retrospective Study of Computerised General Practice Records. British Medical Journal, 1998.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.