APA
Natioinal Research Council, . (1981). food, fuel and fertilizer from organic wastes. Washington, D.C: National Academic Press.
Chicago
Natioinal Research Council, . 1981. food, fuel and fertilizer from organic wastes. Washington, D.C: National Academic Press.
Harvard
Natioinal Research Council, . (1981). food, fuel and fertilizer from organic wastes. Washington, D.C: National Academic Press.
MLA
Natioinal Research Council, . food, fuel and fertilizer from organic wastes. Washington, D.C: National Academic Press. 1981.