The Mars Trilogy and the Leopoldian Land Ethic

From Author Wars - https://authorwars.com/books/the-mars-trilogy-and-the-leopoldian-land-ethic-1147944.html

Overview:

Title: The Mars Trilogy and the Leopoldian Land Ethic
Author: Eric Otto
Year: 2003
Type: Essays

Editions/Publications:

2009 . Kim Stanley Robinson Maps the Unimaginable: Critical Essays (2009, Eric Otto, McFarland & Company, ISBN-10: 9780786433698, , viii+303 pages, Trade Paperback, Non-fiction)