Παραπομπή APA

(1980). Firewood crops: Shrub and tree species for energy production. Washington: National Acedemy of Science.

Παραπομπή Chicago Style

Firewood Crops: Shrub and Tree Species for Energy Production. Washington: National Acedemy of Science, 1980.

Παραπομπή MLA

Firewood Crops: Shrub and Tree Species for Energy Production. Washington: National Acedemy of Science, 1980.

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