APA
Micheal Ledrer, . (1980). Journal of Chromatography. Amsterdam: Elseiver Scientific Publications.
Chicago
Micheal Ledrer, . 1980. Journal of Chromatography. Amsterdam: Elseiver Scientific Publications.
Harvard
Micheal Ledrer, . (1980). Journal of Chromatography. Amsterdam: Elseiver Scientific Publications.
MLA
Micheal Ledrer, . Journal of Chromatography. Amsterdam: Elseiver Scientific Publications. 1980.