Gaya APA

Hepler, C, D., Segal, R. (2003). Preventing Medication Errors and Improving Drug Therapy Outcomes : A Management Systems Approach . Boca Raton: CRC Press.

Gaya MLA

Hepler, Charles, D.., Segal, Richard. "Preventing Medication Errors and Improving Drug Therapy Outcomes : A Management Systems Approach". Boca Raton: CRC Press, 2003. Text.