APA (7e ed.) Bronvermelding

Munafo, M., Murphy, M., Whiteman, D., & Hey, K. (2002). Does cigarette smoking increase time to conception?

Chicago (17e ed.) Bronvermelding

Munafo, M., M. Murphy, D. Whiteman, en K. Hey. Does Cigarette Smoking Increase Time to Conception? 2002.

MLA (9e ed.) Bronvermelding

Munafo, M., et al. Does Cigarette Smoking Increase Time to Conception? 2002.