APA
W.H.O/ T.R.S. No.799, . (1990). Evaluation of certain veterinary drug residues in food. W H O, Geneva: .
Chicago
W.H.O/ T.R.S. No.799, . 1990. Evaluation of certain veterinary drug residues in food. W H O, Geneva: .
Harvard
W.H.O/ T.R.S. No.799, . (1990). Evaluation of certain veterinary drug residues in food. W H O, Geneva: .
MLA
W.H.O/ T.R.S. No.799, . Evaluation of certain veterinary drug residues in food. W H O, Geneva: . 1990.