APA

Carl S., Heikkila S., . (2010). Fixed point theory in ordered sets and applications : from differential and integral equations to game theory. New york: Springer.

Chicago

Carl Siegfried, Heikkila Seppo, . 2010. Fixed point theory in ordered sets and applications : from differential and integral equations to game theory. New york: Springer.

Harvard

Carl S., Heikkila S., . (2010). Fixed point theory in ordered sets and applications : from differential and integral equations to game theory. New york: Springer.

MLA

Carl Siegfried, Heikkila Seppo, . Fixed point theory in ordered sets and applications : from differential and integral equations to game theory. New york: Springer. 2010.