Cita APA (7a ed.)

Schurter, E. J., Zook-Gerdau, L. A., & Szalay, P. (2011). Analysis of a Suspected Drug Sample.

Cita Chicago Style (17a ed.)

Schurter, Eric J., Lois Anne Zook-Gerdau, y Paul Szalay. Analysis of a Suspected Drug Sample. 2011.

Cita MLA (9a ed.)

Schurter, Eric J., et al. Analysis of a Suspected Drug Sample. 2011.