एपीए उद्धरण

Shashkin, Y. A. (1991). Fixed Points. Universities Press.

शिकागो स्टाइल उद्धरण

Shashkin, Yu A. Fixed Points. Hydrabad: Universities Press, 1991.

एमएलए उद्धरण

Shashkin, Yu A. Fixed Points. Universities Press, 1991.