APA aipamena

West, R., Borden, E. K., Collet, J., Rawson, N. S., & Tonks, R. S. (2003). A national drug agency.

Chicago Style aipamena

West, Roy, E. Keith Borden, Jean-Paul Collet, Nigel S.B Rawson, and Robert S. Tonks. A National Drug Agency. 2003.

MLA aipamena

West, Roy, et al. A National Drug Agency. 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.