KL, B., A, N., MM, B., JR, H., & CA, N. (1979). Methane-oxygen enhanced negative ion mass spectra of polychlorinated diphenyl ethers. Biomedical mass spectrometry, 6(4), 157. https://doi.org/10.1002/bms.1200060405
Chicago Style (17th ed.) CitationKL, Busch, Norström A, Bursey MM, Hass JR, and Nilsson CA. "Methane-oxygen Enhanced Negative Ion Mass Spectra of Polychlorinated Diphenyl Ethers." Biomedical Mass Spectrometry 6, no. 4 (1979): 157. https://doi.org/10.1002/bms.1200060405.
MLA (9th ed.) CitationKL, Busch, et al. "Methane-oxygen Enhanced Negative Ion Mass Spectra of Polychlorinated Diphenyl Ethers." Biomedical Mass Spectrometry, vol. 6, no. 4, 1979, p. 157, https://doi.org/10.1002/bms.1200060405.
Warning: These citations may not always be 100% accurate.
