Stevens, P. H. M. (1960). Densities in housing areas. H.M.S.O.
芝加哥风格引文Stevens, Peter Herbert Marryat. Densities in Housing Areas. London: H.M.S.O, 1960.
MLA引文Stevens, Peter Herbert Marryat. Densities in Housing Areas. H.M.S.O, 1960.
警告：这些引文格式不一定是100％准确.