APA (7th ed.) Citation

Royal United Services Institute for Defence Studies. (1991). R.U.S.I. and Brassey's defence yearbook. Brassey's Defence Publishers [etc.].

Chicago Style (17th ed.) Citation

Royal United Services Institute for Defence Studies. R.U.S.I. and Brassey's Defence Yearbook. London [etc.]: Brassey's Defence Publishers [etc.], 1991.

MLA (9th ed.) Citation

Royal United Services Institute for Defence Studies. R.U.S.I. and Brassey's Defence Yearbook. Brassey's Defence Publishers [etc.], 1991.