APA aipamena

Burdan, J. A., & Halfacre, R. G. (1979). Horticulture. Mc Graw Hill Book company.

Chicago Style aipamena

Burdan, J A., and R G. Halfacre. Horticulture. NewYork: Mc Graw Hill Book company, 1979.

MLA aipamena

Burdan, J A., and R G. Halfacre. Horticulture. Mc Graw Hill Book company, 1979.