(2002). Biotechnology of biofertilizers. Pangbourne, U.K: Alpha Science International.
Čikaški stil citiranjaBiotechnology of Biofertilizers. Pangbourne, U.K: Alpha Science International, 2002.
MLA način citiranjaBiotechnology of Biofertilizers. Pangbourne, U.K: Alpha Science International, 2002.
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