APA
WHO, . (1999). WHO expert committee on biological standaradization : 48th report. auth., Geneva: .
Chicago
WHO, . 1999. WHO expert committee on biological standaradization : 48th report. auth., Geneva: .
Harvard
WHO, . (1999). WHO expert committee on biological standaradization : 48th report. auth., Geneva: .
MLA
WHO, . WHO expert committee on biological standaradization : 48th report. auth., Geneva: . 1999.