Keith, L. H. (1996). Compilation of EPA's: Sampling and analysis methods (2nd ed.). CRC.
Cita Chicago Style (17a ed.)Keith, Lawrence H. Compilation of EPA's: Sampling and Analysis Methods. 2nd ed. Boca Raton: CRC, 1996.
Cita MLA (8a ed.)Keith, Lawrence H. Compilation of EPA's: Sampling and Analysis Methods. 2nd ed. CRC, 1996.
Precaución: Estas citas no son 100% exactas.