APA ציטוט

Strang, J., & Sheridan, J. (2003). Effect of national guidelines on prescription of methadone: Analysis of NHS prescription data, England 1990-2001. BMJ Publishing Group Ltd.

Citação norma Chicago

Strang, John, and Janie Sheridan. Effect of National Guidelines On Prescription of Methadone: Analysis Of NHS Prescription Data, England 1990-2001. BMJ Publishing Group Ltd, 2003.

ציטוט MLA

Strang, John, and Janie Sheridan. Effect of National Guidelines On Prescription of Methadone: Analysis Of NHS Prescription Data, England 1990-2001. BMJ Publishing Group Ltd, 2003.