Cita APA (7a ed.)
Perry, B. D., & Randolph, T. F. (1999). Improving the assessment of the economic impact of parasitic diseases and of their control in production animals. Elsevier.
Cita Chicago Style (17a ed.)
Perry, Brian D., y Thomas F. Randolph. Improving the Assessment of the Economic Impact of Parasitic Diseases and of Their Control in Production Animals. Elsevier, 1999.
Cita MLA (9a ed.)
Perry, Brian D., y Thomas F. Randolph. Improving the Assessment of the Economic Impact of Parasitic Diseases and of Their Control in Production Animals. Elsevier, 1999.
Precaución: Estas citas no son 100% exactas.