APA (7th ed.) Citation

Wiarda, H. J. (1991). Southern Europe's transformation. Current history, 90(559), 390-393.

Chicago Style (17th ed.) Citation

Wiarda, Howard J. "Southern Europe's Transformation." Current History 90, no. 559 (1991): 390-393.

MLA (8th ed.) Citation

Wiarda, Howard J. "Southern Europe's Transformation." Current History, vol. 90, no. 559, 1991, pp. 390-393.