Style de citation APA (7e éd.)

hammam, e. e. d. (1962). planning in the u. a. r. in agriculture. the institute of national planning.

Style de citation Chicago (17e éd.)

hammam, ezz el din. Planning in the U. a. R. in Agriculture. cairo: the institute of national planning, 1962.

Style de citation MLA (9e éd.)

hammam, ezz el din. Planning in the U. a. R. in Agriculture. the institute of national planning, 1962.