APA

Markstein D. L., . (1970). Nine roads to wealth. New York: McGraw-Hill.

Chicago

Markstein David L, . 1970. Nine roads to wealth. New York: McGraw-Hill.

Harvard

Markstein D. L., . (1970). Nine roads to wealth. New York: McGraw-Hill.

MLA

Markstein David L, . Nine roads to wealth. New York: McGraw-Hill. 1970.