Cita APA (7a ed.)

Krug, R. (1998). Usmle step 1 Review Series: Behavioral Sciences U S Health Care Biostatistics & Epidemiology <i>en</i>.

Cita Chicago Style (17a ed.)

Krug, Ronald. Usmle Step 1 Review Series: Behavioral Sciences U S Health Care Biostatistics & Epidemiology <i>en</i>. 1998.

Cita MLA (9a ed.)

Krug, Ronald. Usmle Step 1 Review Series: Behavioral Sciences U S Health Care Biostatistics & Epidemiology <i>en</i>. 1998.

Precaución: Estas citas no son 100% exactas.