Cita APA (7a ed.)

Semba, R. D. (2012). The vitamin A story: Lifting the shadow of death. Karger.

Cita Chicago Style (17a ed.)

Semba, Richard D. The Vitamin A Story: Lifting the Shadow of Death. Basel ; New York: Karger, 2012.

Cita MLA (9a ed.)

Semba, Richard D. The Vitamin A Story: Lifting the Shadow of Death. Karger, 2012.