Grubb, M. (1993). The 'Earth Summit' agreements: A guide and assessment. Earthscan.
Chicago Style (17th ed.) CitationGrubb, Michael. The 'Earth Summit' Agreements: A Guide and Assessment. London: Earthscan, 1993.
MLA (9th ed.) CitationGrubb, Michael. The 'Earth Summit' Agreements: A Guide and Assessment. Earthscan, 1993.
Warning: These citations may not always be 100% accurate.