Cita APA (7a ed.)

McLaren, D. S., & Kraemer, K. (2012). Manual on Vitamin A deficiency disorders (VADD). Karger.

Cita Chicago Style (17a ed.)

McLaren, Donald S., y Klaus Kraemer. Manual on Vitamin A Deficiency Disorders (VADD). Basel [etc.]: Karger, 2012.

Cita MLA (9a ed.)

McLaren, Donald S., y Klaus Kraemer. Manual on Vitamin A Deficiency Disorders (VADD). Karger, 2012.