APA (7th ed.) Citation

Benchmark Media (Firm),$4dst, & Kanopy (Firm),$4dst. (2009). Science Key Concepts: Physics. Benchmark Media.

Chicago Style (17th ed.) Citation

Benchmark Media (Firm),$4dst, and Kanopy (Firm),$4dst. Science Key Concepts: Physics. [San Francisco, California, USA]: Benchmark Media, 2009.

MLA (9th ed.) Citation

Benchmark Media (Firm),$4dst, and Kanopy (Firm),$4dst. Science Key Concepts: Physics. Benchmark Media, 2009.