APA-referens (7:e uppl.)

Natanson, I. P. (1961). Theory of functions of a real variable (Teoria functsiy veschestvennoy permennoy) (Rev. ed.). Ungar.

Chicago-referens (17:e uppl.)

Natanson, Isidro Pavlovich. Theory of Functions of a Real Variable (Teoria Functsiy Veschestvennoy Permennoy). Rev. ed. New York: Ungar, 1961.

MLA-referens (9:e uppl.)

Natanson, Isidro Pavlovich. Theory of Functions of a Real Variable (Teoria Functsiy Veschestvennoy Permennoy). Rev. ed. Ungar, 1961.