Crockett, J. U., Donovan, H., Merrilees, R. A., & Wolff, B. (1979). Landscape gardening. Time-Life.
Chicago-čujuhus (17. p.)Crockett, James Underwood, Hedley Donovan, Rebecca A. Merrilees, juo Barbara Wolff. Landscape Gardening. Virginia: Time-Life, 1979.
MLA-čujuhus (9. p.)Crockett, James Underwood, et al. Landscape Gardening. Time-Life, 1979.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.