Cita APA (7th ed.)
Thier, H., & Kirchhoff, J. (1992). MANUAL of pesticide residue analysis.
Cita Chicago (17th ed.)
Thier, Hans-Peter, i Jochen Kirchhoff. MANUAL of Pesticide Residue Analysis. Weinheim, 1992.
Cita MLA (9th ed.)
Thier, Hans-Peter, i Jochen Kirchhoff. MANUAL of Pesticide Residue Analysis. 1992.
Atenció: Aquestes cites poden no estar 100% correctes.