Citação norma APA

Strang, J., & Sheridan, J. (1998). Effect of government recommendations on methadone prescribing in south east England: Comparison of 1995 and 1997 surveys. British Medical Journal.

Citação norma Chicago

Strang, John, and Janie Sheridan. Effect of Government Recommendations On Methadone Prescribing in South East England: Comparison of 1995 and 1997 Surveys. British Medical Journal, 1998.

Citação norma MLA

Strang, John, and Janie Sheridan. Effect of Government Recommendations On Methadone Prescribing in South East England: Comparison of 1995 and 1997 Surveys. British Medical Journal, 1998.

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