APA stil citiranja

Bergmann, P. G. (1992). The riddle of gravitation: The riddle of gravitation (Revised and updated ed.). New York: Dover.

Chicago stil citiranja

Bergmann, Petar Gabriel. The riddle of gravitation: The riddle of gravitation. Revised and updated ed. New York: Dover, 1992.

MLA stil citiranja

Bergmann, Petar Gabriel. The riddle of gravitation: The riddle of gravitation. Revised and updated ed. New York: Dover, 1992.