APA ציטוט

McMillan, D. E., Hardwick, W. C., & Li, M. (2002). Drug discrimination under concurrent variable-ratio variable-ratio schedules.

Citação norma Chicago

McMillan, D E., W C. Hardwick, and Mi Li. Drug Discrimination Under Concurrent Variable-ratio Variable-ratio Schedules. 2002.

ציטוט MLA

McMillan, D E., W C. Hardwick, and Mi Li. Drug Discrimination Under Concurrent Variable-ratio Variable-ratio Schedules. 2002.