Gaya APA
Stranks, D., Hetzel, B, S. (1989).
The Strory of lodine deficiency an international : challenge in nutrition .
New York:
Oxford University Press.
Gaya MLA
Stranks, DR., Hetzel, Basil, S..
"The Strory of lodine deficiency an international : challenge in nutrition".
New York:
Oxford University Press,
1989.
Text.