Franklin

MLA

National Coal Board. Annual Report and Accounts for the Year Ended 28th December 1957. Volume Ii: Accounts & Statistical Tables. Cambridge [eng.]: Proquest LLC, 2007.

APA

(2007). National Coal Board. Annual report and accounts for the year ended 28th December 1957. Volume II: Accounts & statistical tables. Cambridge [eng.]: Proquest LLC.

Chicago

National Coal Board. Annual Report and Accounts for the Year Ended 28th December 1957. Volume II: Accounts & Statistical Tables. Cambridge [eng.]: Proquest LLC, 2007.