Williams, G. (1989). All for health: A resource book for facts for life. Unicef.
Čikaški stil citiranja (17. izdanje)Williams, Glen. All for Health: A Resource Book for Facts for Life. New York: Unicef, 1989.
MLA način citiranja (9. izdanje)Williams, Glen. All for Health: A Resource Book for Facts for Life. Unicef, 1989.
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