APA استشهاد

Casson,Mark. (2003). The entrepreneur: An economic theory (2.). Edward Elgar.

استشهاد بنمط شيكاغو

Casson,Mark. The Entrepreneur: An Economic Theory. 2. Great Britain: Edward Elgar, 2003.

MLA استشهاد

Casson,Mark. The Entrepreneur: An Economic Theory. 2. Edward Elgar, 2003.