Cita APA (7a ed.)

Pickworth, W. B. (2020). Smokeless tobacco products: Characteristics, usage, health effects, and regulatory implications. Elsevier.

Cita Chicago Style (17a ed.)

Pickworth, Wallace B. Smokeless Tobacco Products: Characteristics, Usage, Health Effects, and Regulatory Implications. Amsterdam, Netherlands: Elsevier, 2020.

Cita MLA (8a ed.)

Pickworth, Wallace B. Smokeless Tobacco Products: Characteristics, Usage, Health Effects, and Regulatory Implications. Elsevier, 2020.