Cita APA (7a ed.)

Wilken, P. H. (1979). Entrepreneurship: A comparative and historical study. Ablex.

Cita Chicago Style (17a ed.)

Wilken, Paul H. Entrepreneurship: A Comparative and Historical Study. New Jersey: Ablex, 1979.

Cita MLA (9a ed.)

Wilken, Paul H. Entrepreneurship: A Comparative and Historical Study. Ablex, 1979.