Tohutoro APA (7th ed.)
LAUGHLIN, N. (2001). SELECTED SECONDHAND SMOKE RESEARCH.
Tohutoru Kātū Chicago (17th ed.)
LAUGHLIN, N.T. SELECTED SECONDHAND SMOKE RESEARCH. 2001.
Tohutoro MLA (9th ed.)
LAUGHLIN, N.T. SELECTED SECONDHAND SMOKE RESEARCH. 2001.
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