APA (7th ed.) Citation

Perez Donna, Dunlop Sally M, Hung Wai, & Cotter Trish. (2011). Use and perceived helpfulness of smoking cessation methods: Results from a population survey of recent quitters. BMC.

Chicago Style (17th ed.) Citation

Perez Donna, Dunlop Sally M, Hung Wai, and Cotter Trish. Use and Perceived Helpfulness of Smoking Cessation Methods: Results from a Population Survey of Recent Quitters. BMC, 2011.

MLA (9th ed.) Citation

Perez Donna, et al. Use and Perceived Helpfulness of Smoking Cessation Methods: Results from a Population Survey of Recent Quitters. BMC, 2011.

Warning: These citations may not always be 100% accurate.