Cita APA

QIN, L., WEISSFELD, L. A., SHEN, C., & LEVINE, M. D. (2009). A Two-Latent-Class Model for Smoking Cessation Data with Informative Dropouts.

Chicago Style Citation

QIN, LI, LISA A. WEISSFELD, CHANGYU SHEN, i MICHELE D. LEVINE. A Two-Latent-Class Model for Smoking Cessation Data With Informative Dropouts. 2009.

Cita MLA

QIN, LI, LISA A. WEISSFELD, CHANGYU SHEN, i MICHELE D. LEVINE. A Two-Latent-Class Model for Smoking Cessation Data With Informative Dropouts. 2009.