International Publishing Corporation. Marketing Research and Services Department. (1975). Current housing conditions in Great Britain. IPC Marketing Services.
Cita Chicago (17th ed.)International Publishing Corporation. Marketing Research and Services Department. Current Housing Conditions in Great Britain. Lond.: IPC Marketing Services, 1975.
Cita MLA (8th ed.)International Publishing Corporation. Marketing Research and Services Department. Current Housing Conditions in Great Britain. IPC Marketing Services, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.