Resource Modeling Association. (1986). Natural Resource Modeling. Rocky Mountain Mathematics Consortium.
Citação do estilo Chicago (17ª ed.)Resource Modeling Association. Natural Resource Modeling. Tempe, Ariz: Rocky Mountain Mathematics Consortium, 1986.
Citação MLA (8ª ed.)Resource Modeling Association. Natural Resource Modeling. Rocky Mountain Mathematics Consortium, 1986.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.