CROCKETT, J. U., & THE EDITOR OF TIME-LIFE BOOK. (1977). Perennial: (the time-life encyclopaedia of gardening). Time-Life Books.
芝加哥风格引文CROCKETT, James Underwood, 与 THE EDITOR OF TIME-LIFE BOOK. Perennial: (the Time-life Encyclopaedia of Gardening). Alexandria: Time-Life Books, 1977.
MLA引文CROCKETT, James Underwood, 与 THE EDITOR OF TIME-LIFE BOOK. Perennial: (the Time-life Encyclopaedia of Gardening). Time-Life Books, 1977.
警告：这些引文格式不一定是100％准确.