APA (7th ed.) Citation

Magna Systems & Learning Seed Company. (1996). Sets, classification, ordering. Learning Seed.

Chicago Style (17th ed.) Citation

Magna Systems and Learning Seed Company. Sets, Classification, Ordering. Chicago, IL: Learning Seed, 1996.

MLA (9th ed.) Citation

Magna Systems and Learning Seed Company. Sets, Classification, Ordering. Learning Seed, 1996.