APA
Greenhut M., Norman G. & Hung C. (1987). The Economics Of Imperfect Competition : A Spatial Approach. : Cambridge Uni Pr.
Chicago
Greenhut ML, Norman G and Hung C. 1987. The Economics Of Imperfect Competition : A Spatial Approach. : Cambridge Uni Pr.
Harvard
Greenhut M., Norman G. and Hung C. (1987). The Economics Of Imperfect Competition : A Spatial Approach. : Cambridge Uni Pr.
MLA
Greenhut ML, Norman G and Hung C. The Economics Of Imperfect Competition : A Spatial Approach. : Cambridge Uni Pr. 1987.