APA

Shapiro J. C., . (1966). Workbook to accompany Lipsey and Steiner's Economics. New York: Harper & Row.

Chicago

Shapiro Judith C, . 1966. Workbook to accompany Lipsey and Steiner's Economics. New York: Harper & Row.

Harvard

Shapiro J. C., . (1966). Workbook to accompany Lipsey and Steiner's Economics. New York: Harper & Row.

MLA

Shapiro Judith C, . Workbook to accompany Lipsey and Steiner's Economics. New York: Harper & Row. 1966.