APA (7th ed.) Citation

All Channel Films (Firm),$4dst, & Kanopy (Firm),$4dst. (1971). I Drink Your Blood. All Channel Films.

Chicago Style (17th ed.) Citation

All Channel Films (Firm),$4dst, and Kanopy (Firm),$4dst. I Drink Your Blood. [San Francisco, California, USA]: All Channel Films, 1971.

MLA (8th ed.) Citation

All Channel Films (Firm),$4dst, and Kanopy (Firm),$4dst. I Drink Your Blood. All Channel Films, 1971.