APA Citatie

Strachan, D. P., & Cook, D. G. (1998). Health effects of passive smoking. 4. Parental smoking, middle ear disease and adenotonsillectomy in children. BMJ Group.

Chicago Style citaat

Strachan, D. P., en D. G. Cook. Health Effects of Passive Smoking. 4. Parental Smoking, Middle Ear Disease and Adenotonsillectomy in Children. BMJ Group, 1998.

MLA citatie

Strachan, D. P., en D. G. Cook. Health Effects of Passive Smoking. 4. Parental Smoking, Middle Ear Disease and Adenotonsillectomy in Children. BMJ Group, 1998.