APA-viite

Feintuch, A., & Sacks, R. (1982). System theory: A Hilbert space approach. Academic Press.

Chicago-tyylinen lähdeviittaus

Feintuch, Avaham, ja Richard Sacks. System Theory: A Hilbert Space Approach. New York: Academic Press, 1982.

MLA-viite

Feintuch, Avaham, ja Richard Sacks. System Theory: A Hilbert Space Approach. Academic Press, 1982.