APA
WHO, . (1985). Principles for evaluating health risks from chemicals during infancy and early childhood:specl. Approach. Geneva: WHO Regional Publications.
Chicago
WHO, . 1985. Principles for evaluating health risks from chemicals during infancy and early childhood:specl. Approach. Geneva: WHO Regional Publications.
Harvard
WHO, . (1985). Principles for evaluating health risks from chemicals during infancy and early childhood:specl. Approach. Geneva: WHO Regional Publications.
MLA
WHO, . Principles for evaluating health risks from chemicals during infancy and early childhood:specl. Approach. Geneva: WHO Regional Publications. 1985.