APA Citation

Media Four Productions (Estados Unidos), & Finance, C. L. (1975). The heart and circulatory system. Chicago, III.: Encyclopaedia Britannica Educational Corp.

Chicago Style Citation

Media Four Productions (Estados Unidos), and Charles L. Finance. The Heart and Circulatory System. Chicago, III.: Encyclopaedia Britannica Educational Corp, 1975.

MLA Citation

Media Four Productions (Estados Unidos), and Charles L. Finance. The Heart and Circulatory System. Chicago, III.: Encyclopaedia Britannica Educational Corp, 1975.

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