APA
Barker J., . (1999). Mass spectrometry. John wiley & sons, Chichester: .
Chicago
Barker James, . 1999. Mass spectrometry. John wiley & sons, Chichester: .
Harvard
Barker J., . (1999). Mass spectrometry. John wiley & sons, Chichester: .
MLA
Barker James, . Mass spectrometry. John wiley & sons, Chichester: . 1999.