APA (7th ed.) Citation

Huggins, W. H., & Entwisle, D. R. (1968). Introductory systems and design. Blaisdell.

Chicago Style (17th ed.) Citation

Huggins, W. H., and Doris R. Entwisle. Introductory Systems and Design. Waltham, Mass.: Blaisdell, 1968.

MLA (9th ed.) Citation

Huggins, W. H., and Doris R. Entwisle. Introductory Systems and Design. Blaisdell, 1968.

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