Gaya APA

Crockett, J, U., Allen, O, E. (1983). The Time-Life Encyclopedia of Gardening: Wildflower Gardening (Cet. 3). Canada: Time-Life Books Inc.

Gaya MLA

Crockett, James, Underwood., Allen, Oliver, E.. "The Time-Life Encyclopedia of Gardening: Wildflower Gardening". Cet. 3 Canada: Time-Life Books Inc, 1983. Text.