APA

Clepper H. E., Resources for the Future, . (1971). Professional forestry in the United States. Baltimore: Published for Resources for the Future by the Johns Hopkins Press.

Chicago

Clepper Henry Edward, Resources for the Future, . 1971. Professional forestry in the United States. Baltimore: Published for Resources for the Future by the Johns Hopkins Press.

Harvard

Clepper H. E., Resources for the Future, . (1971). Professional forestry in the United States. Baltimore: Published for Resources for the Future by the Johns Hopkins Press.

MLA

Clepper Henry Edward, Resources for the Future, . Professional forestry in the United States. Baltimore: Published for Resources for the Future by the Johns Hopkins Press. 1971.