Cita APA

Hartsfield, N., & Ringel, G. Pearls in graph theory: A comprehensive introduction / Nora Hartsfield, Gerhard Ringel. New York : Dover Publications.

Citación estilo Chicago

Hartsfield, Nora, y Gerhard Ringel. Pearls in Graph Theory: A Comprehensive Introduction / Nora Hartsfield, Gerhard Ringel. New York : Dover Publications.

Cita MLA

Hartsfield, Nora, y Gerhard Ringel. Pearls in Graph Theory: A Comprehensive Introduction / Nora Hartsfield, Gerhard Ringel. New York : Dover Publications.