Fergie, L.;                     Coleman, T.;                     Ussher, M.;                     Cooper, S.;                     Campbell, K.A.    
        Pregnant Smokers’ Experiences and Opinions of Techniques Aimed to Address Barriers and Facilitators to Smoking Cessation: A Qualitative Study. Int. J. Environ. Res. Public Health 2019, 16, 2772.
    https://doi.org/10.3390/ijerph16152772
    AMA Style
    
                                Fergie L,                                 Coleman T,                                 Ussher M,                                 Cooper S,                                 Campbell KA.        
                Pregnant Smokers’ Experiences and Opinions of Techniques Aimed to Address Barriers and Facilitators to Smoking Cessation: A Qualitative Study. International Journal of Environmental Research and Public Health. 2019; 16(15):2772.
        https://doi.org/10.3390/ijerph16152772
    
    Chicago/Turabian Style
    
                                Fergie, Libby,                                 Tim Coleman,                                 Michael Ussher,                                 Sue Cooper,                                 and Katarzyna A Campbell.        
                2019. "Pregnant Smokers’ Experiences and Opinions of Techniques Aimed to Address Barriers and Facilitators to Smoking Cessation: A Qualitative Study" International Journal of Environmental Research and Public Health 16, no. 15: 2772.
        https://doi.org/10.3390/ijerph16152772
    
    APA Style
    
                                Fergie, L.,                                 Coleman, T.,                                 Ussher, M.,                                 Cooper, S.,                                 & Campbell, K. A.        
        
        (2019). Pregnant Smokers’ Experiences and Opinions of Techniques Aimed to Address Barriers and Facilitators to Smoking Cessation: A Qualitative Study. International Journal of Environmental Research and Public Health, 16(15), 2772.
        https://doi.org/10.3390/ijerph16152772