Harrison, R. E., & Harrison, C. R. (1972). Trees and shrubs ([Rev. ed.].). A. H. & A. W. Reed.
芝加哥风格引文Harrison, Richmond E., 与 Charles Richmond Harrison. Trees and Shrubs. [Rev. ed.]. Wellington: A. H. & A. W. Reed, 1972.
MLA引文Harrison, Richmond E., 与 Charles Richmond Harrison. Trees and Shrubs. [Rev. ed.]. A. H. & A. W. Reed, 1972.
警告：这些引文格式不一定是100％准确.