Catholic Worker International Gathering Chestnut Hill, Mass, Beardslee, B., & Gregory, J. (1991). Philosophy of the Green Revolution.
Chicago-viite (17. p.)Catholic Worker International Gathering Chestnut Hill, Mass, Bill Beardslee, ja Judith Gregory. Philosophy of the Green Revolution. 1991.
MLA-viite (8. p.)Catholic Worker International Gathering Chestnut Hill, Mass, et al. Philosophy of the Green Revolution. 1991.
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