Citace podle APA (7th ed.)

Council for Environmental Education (Reading, Berkshire). (1979). Directory of environmental literature and teaching aids. Council for Environmental Education.

Citace podle Chicago (17th ed.)

Council for Environmental Education (Reading, Berkshire). Directory of Environmental Literature and Teaching Aids. Reading: Council for Environmental Education, 1979.

Citace podle MLA (8th ed.)

Council for Environmental Education (Reading, Berkshire). Directory of Environmental Literature and Teaching Aids. Council for Environmental Education, 1979.

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