APA-čujuhus (7. p.)
Forskningscenter for Økologisk Jordbrug, ebrary, Inc, & Halberg, N. (2006). Global development of organic agriculture: Challenges and prospects. CABI.
Chicago-čujuhus (17. p.)
Forskningscenter for Økologisk Jordbrug, Inc ebrary, juo Niels Halberg. Global Development of Organic Agriculture: Challenges and Prospects. Wallingford: CABI, 2006.
MLA-čujuhus (9. p.)
Forskningscenter for Økologisk Jordbrug, et al. Global Development of Organic Agriculture: Challenges and Prospects. CABI, 2006.
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