Cita APA

Shapiro, A. E., Tshabangu, N., Golub, J. E., & Martinson, N. A. (2011). Intention to quit smoking among human immunodeficiency virus infected adults in Johannesburg, South Africa. Int J Tuberc Lung Dis.

Citación estilo Chicago

Shapiro, A. E., N. Tshabangu, J. E. Golub, y N. A. Martinson. "Intention to Quit Smoking Among Human Immunodeficiency Virus Infected Adults in Johannesburg, South Africa." Int J Tuberc Lung Dis 2011.

Cita MLA

Shapiro, A. E., N. Tshabangu, J. E. Golub, y N. A. Martinson. "Intention to Quit Smoking Among Human Immunodeficiency Virus Infected Adults in Johannesburg, South Africa." Int J Tuberc Lung Dis 2011.