Citace podle APA (7th ed.)
ZHU, S., & ET AL. (2009). QUITTING CIGARETTES COMPLETELY OR SWITCHING OT SMOKELESS TOBACCO: DO US DATA REPLICATE THE SWEDISH RESULTS?
Citace podle Chicago (17th ed.)
ZHU, S.H, a ET AL. QUITTING CIGARETTES COMPLETELY OR SWITCHING OT SMOKELESS TOBACCO: DO US DATA REPLICATE THE SWEDISH RESULTS? 2009.
Citace podle MLA (9th ed.)
ZHU, S.H, a ET AL. QUITTING CIGARETTES COMPLETELY OR SWITCHING OT SMOKELESS TOBACCO: DO US DATA REPLICATE THE SWEDISH RESULTS? 2009.
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