Cita APA (7th ed.)

Binney, J., Davies, R., & Illingworth, G. (1990). VELOCITY MAPPING AND MODELS OF THE ELLIPTIC GALAXIES NGC 720, NGC 1052, AND NGC 4697. Institute of Physics Publishing.

Cita Chicago (17th ed.)

Binney, J., R. Davies, i G. Illingworth. VELOCITY MAPPING AND MODELS OF THE ELLIPTIC GALAXIES NGC 720, NGC 1052, AND NGC 4697. Institute of Physics Publishing, 1990.

Cita MLA (9th ed.)

Binney, J., et al. VELOCITY MAPPING AND MODELS OF THE ELLIPTIC GALAXIES NGC 720, NGC 1052, AND NGC 4697. Institute of Physics Publishing, 1990.