APA (7th ed.) Citation

(1990). Clusters of galaxies and extragalactic radio sources. Nova Science Publ.

Chicago Style (17th ed.) Citation

Clusters of Galaxies and Extragalactic Radio Sources. New York u.a: Nova Science Publ, 1990.

MLA (9th ed.) Citation

Clusters of Galaxies and Extragalactic Radio Sources. Nova Science Publ, 1990.