Boltz, D. F., & Howell, J. A. (1978). Colorimetric determination of non metals. Wiley Eastern.
Chicago Style aipamenaBoltz, David F., and James A. Howell. Colorimetric Determination of Non Metals. Toronto: Wiley Eastern, 1978.
MLA aipamenaBoltz, David F., and James A. Howell. Colorimetric Determination of Non Metals. Wiley Eastern, 1978.
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