APA (7th ed.) Citation

Britannica Corporation. (1990). Astronomy [motion pictures]: The solar system. Encyclopedia Britannica Educational Corporation.

Chicago Style (17th ed.) Citation

Britannica Corporation. Astronomy [motion Pictures]: The Solar System. Chicago: Encyclopedia Britannica Educational Corporation, 1990.

MLA (9th ed.) Citation

Britannica Corporation. Astronomy [motion Pictures]: The Solar System. Encyclopedia Britannica Educational Corporation, 1990.

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