Citazione Stile APA (7a Edizione)

Kragh, H. (1996). Cosmology and controversy: The historical development of two theories of the universe (1a. ed.). Princeton University.

Citazione stile Chigago Style (17a edizione)

Kragh, Helge. Cosmology and Controversy: The Historical Development of Two Theories of the Universe. 1a. ed. Princeton: Princeton University, 1996.

Citatione MLA (9a ed.)

Kragh, Helge. Cosmology and Controversy: The Historical Development of Two Theories of the Universe. 1a. ed. Princeton University, 1996.