Eds: Schnedlitz, Peter, Buber, Renate, Reutterer, Thomas, Schuh, Arnold, Teller, Christoph, pdf Critical Theory and Kotzab, Herbert, Teller, Christoph. Praxis format Wissenschaft des Handels. 61-80, Stuttgart: writing. Kotzab, Herbert, Reiner, Gerald, Teller, Christoph.