National Irrigation Association (U.S.). (1897). The National advocate. National Advoate Pub. Co..
Chicago-viite (17. p.)National Irrigation Association (U.S.). The National Advocate. San Francisco, Calif.: National Advoate Pub. Co., 1897.
MLA-viite (8. p.)National Irrigation Association (U.S.). The National Advocate. National Advoate Pub. Co., 1897.
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