APA
Seymour-Smith L., . (1973). The business environment. London: Association of Certified Accountants.
Chicago
Seymour-Smith Leonard, . 1973. The business environment. London: Association of Certified Accountants.
Harvard
Seymour-Smith L., . (1973). The business environment. London: Association of Certified Accountants.
MLA
Seymour-Smith Leonard, . The business environment. London: Association of Certified Accountants. 1973.