Pollard, R., West, R., & Sutherland, W. (1992). Alternative treaties: Synergistic processes for sustainable communities & global responsibility.
Chicago Style aipamenaPollard, Robert, Ruth West, and Will Sutherland. Alternative Treaties: Synergistic Processes for Sustainable Communities & Global Responsibility. 1992.
MLA aipamenaPollard, Robert, et al. Alternative Treaties: Synergistic Processes for Sustainable Communities & Global Responsibility. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.