APA aipamena

171219 Gunnarsson, J. (1977). Production systems and hierarchies of centres: The relationship between spatial and economic structures. Leiden : Martinus Nijhoff Social Sc. Division.

Chicago Style aipamena

171219 Gunnarsson, Jan. Production Systems and Hierarchies of Centres: The Relationship Between Spatial and Economic Structures. Leiden : Martinus Nijhoff Social Sc. Division, 1977.

MLA aipamena

171219 Gunnarsson, Jan. Production Systems and Hierarchies of Centres: The Relationship Between Spatial and Economic Structures. Leiden : Martinus Nijhoff Social Sc. Division, 1977.