APA (7e ed.) Bronvermelding
(1985). Astrophysics of active galaxies and quasi-stellar objects. University Science Books.
Chicago (17e ed.) Bronvermelding
Astrophysics of Active Galaxies and Quasi-stellar Objects. Mill Valley, CA: University Science Books, 1985.
MLA (9e ed.) Bronvermelding
Astrophysics of Active Galaxies and Quasi-stellar Objects. University Science Books, 1985.
Let op: Deze citaties zijn niet altijd 100% accuraat.