APA citiranje

Richard, P., West, K., & Ku, L. (2012). The Return on Investment of a Medicaid Tobacco Cessation Program in Massachusetts. Public Library of Science.

Citação norma Chicago

Richard, Patrick, Kristina West, and Leighton Ku. The Return On Investment of a Medicaid Tobacco Cessation Program in Massachusetts. Public Library of Science, 2012.

MLA citiranje

Richard, Patrick, Kristina West, and Leighton Ku. The Return On Investment of a Medicaid Tobacco Cessation Program in Massachusetts. Public Library of Science, 2012.