APA (7th ed.) Citation

Carolina Biological Supply Company. Introduction to the protozoans. Carolina Audiovisuals.

Chicago Style (17th ed.) Citation

Carolina Biological Supply Company. Introduction to the Protozoans. [χ.τ.]: Carolina Audiovisuals.

MLA (9th ed.) Citation

Carolina Biological Supply Company. Introduction to the Protozoans. Carolina Audiovisuals.

Warning: These citations may not always be 100% accurate.