Kish, Leslie, author
John Wiley & Sons, 1965
Buku Teks
Cochran, William G., author
John Wiley , 1963
Buku Teks
Cochran, William G., author
Wiley, 1953
Buku Teks
Cochran, William G., author
John Wiley & Sons, 1953
Buku Teks
Raj, Des, author
McGraw-Hill, 1968
Buku Teks