Richards, P. G. (1968). The new local government system. Unwin University Books.
芝加哥风格引文Richards, Peter G. The New Local Government System. London: Unwin University Books, 1968.
MLA引文Richards, Peter G. The New Local Government System. Unwin University Books, 1968.
警告：这些引文格式不一定是100％准确.