APA citiranje

Norberg, M., Malmberg, G., Ng, N., & Broström, G. (2011). Who is using snus? - Time trends, socioeconomic and geographic characteristics of snus users in the ageing Swedish population. BioMed Central.

Citação norma Chicago

Norberg, Margareta, Gunnar Malmberg, Nawi Ng, and Göran Broström. Who Is Using Snus? - Time Trends, Socioeconomic and Geographic Characteristics of Snus Users in the Ageing Swedish Population. BioMed Central, 2011.

MLA citiranje

Norberg, Margareta, Gunnar Malmberg, Nawi Ng, and Göran Broström. Who Is Using Snus? - Time Trends, Socioeconomic and Geographic Characteristics of Snus Users in the Ageing Swedish Population. BioMed Central, 2011.