The Northampton Gas Undertaking 1823-1949

MLA

Roberts, D. E, and J. H Frisby. The Northampton Gas Undertaking 1823-1949. Leicester: East Midlands Gas, 1980.

APA

Roberts, D. E, & Frisby, J. H. (1980). The Northampton Gas Undertaking 1823-1949. Leicester: East Midlands Gas.

Chicago

Roberts, D. E., and J. H Frisby. The Northampton Gas Undertaking 1823-1949. Leicester: East Midlands Gas, 1980.