Thier, H., & Zeumer, H. (1987). Manual of pesticide residue analysis. VCH.
Chicago Style aipamenaThier, Hans-Peter, and Hans Zeumer. Manual of Pesticide Residue Analysis. Fed. Rep. Germany: VCH, 1987.
MLA aipamenaThier, Hans-Peter, and Hans Zeumer. Manual of Pesticide Residue Analysis. VCH, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.