APA

Gotz N. K., van Tongeren M., Wareing H., Wallace L. M., Semple S. & Maccalman L. (20090414). Changes in air quality and second-hand smoke exposure in hospitality sector businesses after introduction of the English Smoke-free legislation. : Journal of public health (Oxford, England).

Chicago

Gotz N K, van Tongeren M, Wareing H, Wallace L M, Semple S and Maccalman L. 20090414. Changes in air quality and second-hand smoke exposure in hospitality sector businesses after introduction of the English Smoke-free legislation. : Journal of public health (Oxford, England).

Harvard

Gotz N. K., van Tongeren M., Wareing H., Wallace L. M., Semple S. and Maccalman L. (20090414). Changes in air quality and second-hand smoke exposure in hospitality sector businesses after introduction of the English Smoke-free legislation. : Journal of public health (Oxford, England).

MLA

Gotz N K, van Tongeren M, Wareing H, Wallace L M, Semple S and Maccalman L. Changes in air quality and second-hand smoke exposure in hospitality sector businesses after introduction of the English Smoke-free legislation. : Journal of public health (Oxford, England). 20090414.