Leopold, A., Meine, C., & A. companion to A. Sand County almanac. (2013). A Sand County almanac & other writings on ecology and conservation ([Special commemorative ed.].). Library of America.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeopold, Aldo, Curt Meine, और A. companion to A. Sand County almanac. A Sand County Almanac & Other Writings on Ecology and Conservation. [Special commemorative ed.]. New York: Library of America, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLeopold, Aldo, et al. A Sand County Almanac & Other Writings on Ecology and Conservation. [Special commemorative ed.]. Library of America, 2013.
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