Nelson, W. E., Vaughan, V. C., & McKay, R. J. (1975). Nelson textbook of pediatrics. Saunders.
Cita Chicago Style (17a ed.)Nelson, Waldo Emerson, Victor C. Vaughan, y R. James McKay. Nelson Textbook of Pediatrics. Philadelphia: Saunders, 1975.
Cita MLA (9a ed.)Nelson, Waldo Emerson, et al. Nelson Textbook of Pediatrics. Saunders, 1975.
Precaución: Estas citas no son 100% exactas.