Международен бизнес-учебно ръководство. Същност на международния бизнес. Международна търговия. Чуждестранни инвестиции. Управление на международния бизнес.
Ball, D., McCulloch, W. Study guide for use with international business. Plano: Business Publications, Inc., 1988 230 с.
Ball, D., McCulloch, W. Study guide for use with international business. Plano: Business Publications, Inc., 1988 230 с.
Ball, D., McCulloch, W. (1988) Study guide for use with international business, Plano: Business Publications, Inc. 230 с.
Ball, D., & McCulloch, W. (1988). Study guide for use with international business. Introduction and essentials. Plano: Business Publications, Inc., 230 с.
Ball D, McCulloch W. Study guide for use with international business: Introduction and essentials. Plano: Business Publications, Inc.; 1988. p. 230 с.