TY - BOOK ID - 127274763 TI - Mathematik fur Okonomen AU - Beckmann, Martin AU - Künzi, Hans Paul PY - 1969 SN - 9780387131672 0387131671 PB - Berlin: Springer, DB - UniCat KW - Economics, Mathematical UR - https://www.unicat.be/uniCat?func=search&query=sysid:127274763 AB - ER -