Stephanie Riegg Cellini, Latika Chaudhary: Commercials for college? Advertising in higher education. In: Brookings > More > Higher Education. Brookings Institution, Washington, 19. Mai 2020, abgerufen am 19. Mai 2020 (amerikanisches Englisch).
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College Navigator – University of Phoenix-Arizona. In: Integrated Postsecondary Education Data System > College Navigator > University of Phoenix-Arizona. National Center for Education Statistics (NCES), U.S. Department of Education, Institute of Education Sciences IES, 2020, abgerufen am 15. Januar 2022 (englisch).
Digest of Education Statistics, 2020. Table 312.10. Enrollment of the 120 largest degree-granting college and university campuses, by selected characteristics and institution: Fall 2019. In: Digest of Education Statistics > 2020 Digest Tables. National Center for Education Statistics (NCES), U.S. Department of Education, Institute of Education Sciences IES, abgerufen am 15. Januar 2022 (englisch).
