Gaya APA

Duckworth, M., Gitman, L, J. (2000). Principles of Managerial Finance (9 ed). Menlo Park, California: Addison Wesley Longman.

Gaya MLA

Duckworth, Michael., Gitman, Laurence, J. "Principles of Managerial Finance". 9 ed Menlo Park, California: Addison Wesley Longman, 2000. Text.