Boulding, K. E., Boulding, E., & Burgess, G. M. (1980). The social system of the planet eart. Addison-Wesley Publishing Company.
Chicago Style (17th ed.) CitationBoulding, Kenneth Ewart, Elise Boulding, and Guy M. Burgess. The Social System of the Planet Eart. Reading, Massachusetts [i pozostałe]: Addison-Wesley Publishing Company, 1980.
MLA (9th ed.) CitationBoulding, Kenneth Ewart, et al. The Social System of the Planet Eart. Addison-Wesley Publishing Company, 1980.
Warning: These citations may not always be 100% accurate.