The Institute of Moralogy, 1974
Buku Teks
The Research Center for Moral Science,
Majalah, Jurnal, Buletin
Tracy, Brian, author
American Management Association, 2008
eBooks
edited by Ryutaro Tateishi, David Hastings
International society for photogrammetry and remote sensing, , 2000
Buku Teks
edited by Ryutaro Tateishi, David Hastings
International Society for Photogrammetry and Remote Sensing (ISPRS), 2002
Buku Referensi