Cita APA (7a ed.)

Binney, J., & Devaucouleurs, G. (1981). THE APPARENT AND TRUE ELLIPTICITIES OF GALAXIES OF DIFFERENT HUBBLE TYPES IN THE 2ND REFERENCE CATALOG.

Cita Chicago Style (17a ed.)

Binney, J., y G. Devaucouleurs. THE APPARENT AND TRUE ELLIPTICITIES OF GALAXIES OF DIFFERENT HUBBLE TYPES IN THE 2ND REFERENCE CATALOG. 1981.

Cita MLA (9a ed.)

Binney, J., y G. Devaucouleurs. THE APPARENT AND TRUE ELLIPTICITIES OF GALAXIES OF DIFFERENT HUBBLE TYPES IN THE 2ND REFERENCE CATALOG. 1981.