Heaven's edge
MLA
Gunesekera, Romesh. and Gotham Book Mart Collection (University of Pennsylvania). Heaven's edge. New York : Grove Press, [2002]
APA
Gunesekera, R. & Gotham Book Mart Collection (University of Pennsylvania). (2002). Heaven's edge. New York : Grove Press.
Chicago
Gunesekera, Romesh. and Gotham Book Mart Collection (University of Pennsylvania). Heaven's edge. New York : Grove Press, [2002]