Topics in combinatorics and graph theory :
essays in honour of Gerhard Ringel /
Rainer Bodendiek, Rudolf Henn, eds.
APA Citation
Henn, R., Bodendiek, R., Ringel, G. (1990). Topics in combinatorics and graph theory: essays in honour of Gerhard Ringel. Heidelberg: Physica-Verlag.
MLA Citation
Henn, Rudolf, Rainer Bodendiek, and Gerhard Ringel. Topics In Combinatorics And Graph Theory: Essays In Honour of Gerhard Ringel. Heidelberg: Physica-Verlag, 1990.
Warning: These citations may not always be complete (especially for serials).