Cita APA (7a ed.)
RUGGIERO, L., & ET AL. (2000). THE TRANSTHEORETICAL MODEL OF SMOKING: COMPARISON OF PREGNANT AND NONPREGNANT SMOKERS.
Cita Chicago Style (17a ed.)
RUGGIERO, L., y ET AL. THE TRANSTHEORETICAL MODEL OF SMOKING: COMPARISON OF PREGNANT AND NONPREGNANT SMOKERS. 2000.
Cita MLA (9a ed.)
RUGGIERO, L., y ET AL. THE TRANSTHEORETICAL MODEL OF SMOKING: COMPARISON OF PREGNANT AND NONPREGNANT SMOKERS. 2000.
Precaución: Estas citas no son 100% exactas.