Singh, S. (1995). Favourite agroforestry trees. Agrotech Publishing Academy.
Chicago-čujuhus (17. p.)Singh, S.P. Favourite Agroforestry Trees. Udaipur: Agrotech Publishing Academy, 1995.
MLA-čujuhus (9. p.)Singh, S.P. Favourite Agroforestry Trees. Agrotech Publishing Academy, 1995.
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