Cita APA (7a ed.)

Great Britain. Public Record Office & Great Britain. Cabinet Office. (1970). Cabinet Office subject index of C.P. papers (Cabinet memoranda): 1921 June - 1922 Dec. Swift (P&D) Ltd..

Cita Chicago Style (17a ed.)

Great Britain. Public Record Office y Great Britain. Cabinet Office. Cabinet Office Subject Index of C.P. Papers (Cabinet Memoranda): 1921 June - 1922 Dec. London: Swift (P&D) Ltd., 1970.

Cita MLA (8a ed.)

Great Britain. Public Record Office y Great Britain. Cabinet Office. Cabinet Office Subject Index of C.P. Papers (Cabinet Memoranda): 1921 June - 1922 Dec. Swift (P&D) Ltd., 1970.