APA

Wonnacott P., Wonnacott R. J., . (1986). Economics. New York: McGraw-Hill.

Chicago

Wonnacott Paul, Wonnacott Ronald J, . 1986. Economics. New York: McGraw-Hill.

Harvard

Wonnacott P., Wonnacott R. J., . (1986). Economics. New York: McGraw-Hill.

MLA

Wonnacott Paul, Wonnacott Ronald J, . Economics. New York: McGraw-Hill. 1986.