Citação norma APA

Russell, M. A. H., & Stapleton, J. (1984). Effect of nicotine chewing gum as an adjunct to general practitioners' advice against smoking.

Citação norma Chicago

Russell, M A H., and J. Stapleton. Effect of Nicotine Chewing Gum As an Adjunct to General Practitioners' Advice against Smoking. 1984.

Citação norma MLA

Russell, M A H., and J. Stapleton. Effect of Nicotine Chewing Gum As an Adjunct to General Practitioners' Advice against Smoking. 1984.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.