APA

PRACA ZBIOROWA, . (1989). PURCHASING AND MATERIALS MANAGEMENT. : .

Chicago

PRACA ZBIOROWA, . 1989. PURCHASING AND MATERIALS MANAGEMENT. : .

Harvard

PRACA ZBIOROWA, . (1989). PURCHASING AND MATERIALS MANAGEMENT. : .

MLA

PRACA ZBIOROWA, . PURCHASING AND MATERIALS MANAGEMENT. : . 1989.