Hetzel, B. S., & Pandav, C. S. (1996). S.O.S. for a billion: The conquest of iodine deficiency disorders (2nd ed.). Oxford University Press.

Hetzel, Basil S., and C. S. Pandav. S.O.S. for a Billion: The Conquest of Iodine Deficiency Disorders. 2nd ed. Delhi ; Oxford: Oxford University Press, 1996.

Hetzel, Basil S., and C. S. Pandav. S.O.S. for a Billion: The Conquest of Iodine Deficiency Disorders. 2nd ed. Oxford University Press, 1996.