APA
Lacy Stephen, Simon Todd F, . (1993). The economics and regulation of United States newspapers. New Jersey: Ablex Publishing Corporation.
Chicago
Lacy Stephen, Simon Todd F, . 1993. The economics and regulation of United States newspapers. New Jersey: Ablex Publishing Corporation.
Harvard
Lacy Stephen, Simon Todd F, . (1993). The economics and regulation of United States newspapers. New Jersey: Ablex Publishing Corporation.
MLA
Lacy Stephen, Simon Todd F, . The economics and regulation of United States newspapers. New Jersey: Ablex Publishing Corporation. 1993.