APA
W.H.O/ T.R.S. No.800, . (1990). WHO expert committee on biological standardizatin. W H O, Geneva: .
Chicago
W.H.O/ T.R.S. No.800, . 1990. WHO expert committee on biological standardizatin. W H O, Geneva: .
Harvard
W.H.O/ T.R.S. No.800, . (1990). WHO expert committee on biological standardizatin. W H O, Geneva: .
MLA
W.H.O/ T.R.S. No.800, . WHO expert committee on biological standardizatin. W H O, Geneva: . 1990.