+ wishlist Add to Cart The item has been added Author: Lothar Czayka Die Bedeutung der Graphentheorie für die Forschungsplanung (Bericht / Studiengruppe für Systemforschung e.V. Heidelberg #96) [9783111275437] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 99 21% 100 - 249 24% 250 - 499 25% 500 - 999 28% 1000+ 30% List Price As Low as $161.99 Format: Hardcover