Citação norma APA

Siebert, J., Palmer, R. J., & Hirsch, P. (1991). Analysis of Free Amino Acids in Microbially Colonized Sandstone by Precolumn Phenyl Isothiocyanate Derivatization and High-Performance Liquid Chromatography.

Citação norma Chicago

Siebert, Jörg, Robert J. Palmer, and Peter Hirsch. Analysis of Free Amino Acids in Microbially Colonized Sandstone By Precolumn Phenyl Isothiocyanate Derivatization and High-Performance Liquid Chromatography. 1991.

Citação norma MLA

Siebert, Jörg, Robert J. Palmer, and Peter Hirsch. Analysis of Free Amino Acids in Microbially Colonized Sandstone By Precolumn Phenyl Isothiocyanate Derivatization and High-Performance Liquid Chromatography. 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.