APA (7th ed.) Citation

Media Rich (Firm),$4dst, & Kanopy (Firm),$4dst. (2006). The Progressive Era. Media Rich.

Chicago Style (17th ed.) Citation

Media Rich (Firm),$4dst, and Kanopy (Firm),$4dst. The Progressive Era. [San Francisco, California, USA]: Media Rich, 2006.

MLA (9th ed.) Citation

Media Rich (Firm),$4dst, and Kanopy (Firm),$4dst. The Progressive Era. Media Rich, 2006.