APA (7th ed.) Citation

Pattee, H. H. (1973). Hierarchy theory: The challenge of complex systems. George Braziller.

Chicago Style (17th ed.) Citation

Pattee, H. H. Hierarchy Theory: The Challenge of Complex Systems. New York: George Braziller, 1973.

MLA (9th ed.) Citation

Pattee, H. H. Hierarchy Theory: The Challenge of Complex Systems. George Braziller, 1973.

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