by Carlton Clymer Rodee ... [et al.]
McGraw-Hill Kogakusha, 1976
Buku Teks
Roucek, Joseph S.
Thomas Y. Crowell Company, 1950
Buku Teks
Hague, Rod.
Palgrave Macmillan , 2013
Buku Teks
Strong, C.F.
Sidgwick & Jackson Limited, 1960
Buku Teks
Moten, Abdul Rashid
Thomson, 2006
Buku Teks