Jacoc, Jane M.
Edge of empire : postcolonialism and the city / Jane M. Jacobs.
Routledge, 1996
 Buku Teks
Pascale, Richard Tanner
MANAGING ON THE EDGE
Schuster Inc., 1991
 Buku Teks
The Leading Edge
The Society of Exploration Geophysicists,
 Majalah, Jurnal, Buletin
Follett, ken
Edge of eternity
Pan Books, 2014
 Buku Teks
Kellerman, Jonathan
Over the edge
Collier Macmillan, 1987
 Buku Teks