APA
W.H.O, . (1993). WHO expert committee on specification for pharmaceutical preparations. W.H.O., Geneva: .
Chicago
W.H.O, . 1993. WHO expert committee on specification for pharmaceutical preparations. W.H.O., Geneva: .
Harvard
W.H.O, . (1993). WHO expert committee on specification for pharmaceutical preparations. W.H.O., Geneva: .
MLA
W.H.O, . WHO expert committee on specification for pharmaceutical preparations. W.H.O., Geneva: . 1993.