APA (7th ed.) Citation

MEDLICOTT, DAKIN, & LAMBERT. (1978). DOCUMENTS on British foreign policy 1919-1939, volume xxi. HMSO.

Chicago Style (17th ed.) Citation

MEDLICOTT, DAKIN, and LAMBERT. DOCUMENTS on British Foreign Policy 1919-1939, Volume Xxi. London: HMSO, 1978.

MLA (8th ed.) Citation

MEDLICOTT, et al. DOCUMENTS on British Foreign Policy 1919-1939, Volume Xxi. HMSO, 1978.

Warning: These citations may not always be 100% accurate.