APA (7th ed.) Citation

Qualls, J. H. (1992). The PC corner. Business Economics, 27(4), 66.

Chicago Style (17th ed.) Citation

Qualls, John H. "The PC Corner." Business Economics 27, no. 4 (1992): 66.

MLA (9th ed.) Citation

Qualls, John H. "The PC Corner." Business Economics, vol. 27, no. 4, 1992, p. 66.