Cita APA (7th ed.)

Grebel, T. (2004). Entrepreneurship: A new perspective. Routledge.

Cita Chicago (17th ed.)

Grebel, Thomas. Entrepreneurship: A New Perspective. London ; New York: Routledge, 2004.

Cita MLA (9th ed.)

Grebel, Thomas. Entrepreneurship: A New Perspective. Routledge, 2004.