Cita APA (7th ed.)

Kunze, D., Rigopoulou, D., Genzel, R., & Lutz, D. (1999). The ISO-SWS survey of molecular hydrogen lines in active galaxies.

Cita Chicago (17th ed.)

Kunze, D., D. Rigopoulou, R. Genzel, i D. Lutz. The ISO-SWS Survey of Molecular Hydrogen Lines in Active Galaxies. 1999.

Cita MLA (9th ed.)

Kunze, D., et al. The ISO-SWS Survey of Molecular Hydrogen Lines in Active Galaxies. 1999.