Cita APA (7th ed.)
Székelyhidi, L. (2013). Functional equations on hypergroups. World Scientific.
Cita Chicago (17th ed.)
Székelyhidi, László. Functional Equations on Hypergroups. Singapore: World Scientific, 2013.
Cita MLA (9th ed.)
Székelyhidi, László. Functional Equations on Hypergroups. World Scientific, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.