American Psychological Association 6th edition

LIS, D. C., BERGIN, E. A., SCHILKE, P., & VAN DISHOECK, E. F. (2013). Ortho-to-Para Ratio in Interstellar Water on the Sightline toward Sagittarius B2(N). The Journal of Physical Chemistry. A, 117(39), 9661-9665.

ISO-690 (author-date, English)

LIS, Dariusz C, BERGIN, Edwin A, SCHILKE, Peter and VAN DISHOECK, Ewine F, 2013. Ortho-to-Para Ratio in Interstellar Water on the Sightline toward Sagittarius B2(N). The journal of physical chemistry. A. 1 January 2013. Vol. 117, no. 39, p. 9661-9665.

Modern Language Association 9th edition

LIS, D. C., E. A. BERGIN, P. SCHILKE, and E. F. VAN DISHOECK. “Ortho-to-Para Ratio in Interstellar Water on the Sightline Toward Sagittarius B2(N)”. The Journal of Physical Chemistry. A, vol. 117, no. 39, Jan. 2013, pp. 9661-5.

Mohr Siebeck - Recht (Deutsch - Österreich)

LIS, Dariusz C/BERGIN, Edwin A/SCHILKE, Peter/VAN DISHOECK, Ewine F: Ortho-to-Para Ratio in Interstellar Water on the Sightline toward Sagittarius B2(N), The journal of physical chemistry. A 2013, 9661-9665.

Emerald - Harvard

LIS, D.C., BERGIN, E.A., SCHILKE, P. and VAN DISHOECK, E.F. (2013), “Ortho-to-Para Ratio in Interstellar Water on the Sightline toward Sagittarius B2(N)”, The Journal of Physical Chemistry. A, Vol. 117 No. 39, pp. 9661-9665.

Warning: These citations may not always be 100% accurate.