APA aipamena

Pavord, I., Morgan, M., Wardlaw, A., Polkey, M., Moxham, J., & Britton, J. (2002). Duplicate publication. BMJ Group.

Chicago Style aipamena

Pavord, I., M. Morgan, A. Wardlaw, M. Polkey, J. Moxham, and J. Britton. Duplicate Publication. BMJ Group, 2002.

MLA aipamena

Pavord, I., et al. Duplicate Publication. BMJ Group, 2002.