  1990 - Communitas (Hardcover) ISBN-13: 9780231072984 ISBN-10: 0231072988 Genres: Nonfiction, Engineering & Transportation ?  1973 - Communitas Means of Livelihood and Ways of Life (Paperback) ISBN-13: 9780394701745 ISBN-10: 0394701747 Genres: Literature & Fiction, Nonfiction, Engineering & Transportation ?  |
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