Gaya APA

Crockett, J, U., Allen, O, E. (1977). The Time-Life Encyclopedia Of Gardening : Wildflower Gardening . New York: Life Time Book.

Gaya MLA

Crockett, James, Underwood., Allen, Oliver, E.. "The Time-Life Encyclopedia Of Gardening : Wildflower Gardening". New York: Life Time Book, 1977. Text.