Citação norma APA

Cunningham. (1978). Research in progress in plains forestry. Northern Great Plains Research Center for the Research Subcommittee of the Forestry Committee, Great Plains Agricultural Council.

Citação norma Chicago

Cunningham. Research in Progress in Plains Forestry. Mandan, N.D.: Northern Great Plains Research Center for the Research Subcommittee of the Forestry Committee, Great Plains Agricultural Council, 1978.

Citação norma MLA

Cunningham. Research in Progress in Plains Forestry. Northern Great Plains Research Center for the Research Subcommittee of the Forestry Committee, Great Plains Agricultural Council, 1978.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.