https://pictures.abebooks.com/isbn/9783642345364-us.jpg Foundations of a Pure Cost Theory@By: Heinrich von Stackelberg@Publisher: @Springer@Print ISBN: 9783642345364, 3642345360@eText ISBN: 9783642345371, 3642345379@Copyright year: 2014@Format: EPUB@Available from $ 129.00 USD@SKU: 9783642345371 Ebooks here: https://ouo.io/IrFWyO