APA (7th ed.) Citation

Commonwealth Secretariat. (1989). The Commonwealth ministers reference book. Kensington Publications in conjunction with the Commonwealth Secretariat.

Chicago Style (17th ed.) Citation

Commonwealth Secretariat. The Commonwealth Ministers Reference Book. London: Kensington Publications in conjunction with the Commonwealth Secretariat, 1989.

MLA (8th ed.) Citation

Commonwealth Secretariat. The Commonwealth Ministers Reference Book. Kensington Publications in conjunction with the Commonwealth Secretariat, 1989.