Green, Roger H.
John Wiley & Sons, 1979
Buku Teks
Green, Roger H., author
John Wiley & Sons, 1979
Buku Teks
Green, Roger, author
United Nations Education, 1987
Buku Teks
Haldar, Achintya, author
John Wiley & Sons, 2000
Buku Teks
Cyert, Richard M., author
Prentice-Hall, 1962
Buku Teks