APA-čujuhus (7. p.)
BOYLE, R., & ET AL. (1996). MEASURING DEPENDENCE IN SMOKELESS TOBACCO USERS.
Chicago-čujuhus (17. p.)
BOYLE, R.G, juo ET AL. MEASURING DEPENDENCE IN SMOKELESS TOBACCO USERS. 1996.
MLA-čujuhus (9. p.)
BOYLE, R.G, juo ET AL. MEASURING DEPENDENCE IN SMOKELESS TOBACCO USERS. 1996.
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