Kelly,Akfred H. The American constitution : its origins and development / By Alfres H-Kelly,Winfred A.Harbison and Herman Belz . - 6th ed. . - New York : W.W.Norton&company, 1983 . - XX-877 p. ; 25 cm. bibliogr,index ISBN: 0393952045 Source: Don du CCA Universal Decimal Class. No.: 342.4.