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103 p. , Translation of : Il diritto amministrativo americano; cenni istituzionali di diritto.

By Cleveland, Harlan..
New York McGraw-Hill 1960 .
316 p. 22 cm..

By Adams, John Clarke.
Boston Houghton Mifflin 1972 .
vi, 248 p. 21 cm..
0395133408

By Adams, John Clarke.
New York Harper 1950 .
968 p.

By Calamandrei, Piero.
Princeton, N.J. Princeton University Press 1942 .
6 p. b., [3]-121p. 22 cm..