Cita APA (7th ed.)

Lutz, D., Genzel, R., Rigopoulou, D., Spoon, H., Tran, D., & Moorwood, A. (1999). An ISO survey of PAH features in Ultraluminous Infrared Galaxies.

Cita Chicago (17th ed.)

Lutz, D., R. Genzel, D. Rigopoulou, H. Spoon, D. Tran, i A. Moorwood. An ISO Survey of PAH Features in Ultraluminous Infrared Galaxies. 1999.

Cita MLA (9th ed.)

Lutz, D., et al. An ISO Survey of PAH Features in Ultraluminous Infrared Galaxies. 1999.