APA ציטוט

WHO. (1982). Control G vitamin A defiuincy and xerophthalmia. Geneva.

Chicago Edition Citation

WHO. Control G Vitamin A Defiuincy and Xerophthalmia. Geneva, 1982.

ציטוט MLA

WHO. Control G Vitamin A Defiuincy and Xerophthalmia. Geneva, 1982.