Gaya APA

Resources, D, O, E, A, N. (1997). Sustainable Livelihood Options for the Phillipines an Information Kit : unpland ecosystem . : Department of Environment and Natural Resources.

Gaya MLA

Resources, Department, Of, Environment, And, Natural. "Sustainable Livelihood Options for the Phillipines an Information Kit : unpland ecosystem". : Department of Environment and Natural Resources, 1997. Text.