Steven, R. et al.(1997).Weed ecology: implications for management. Second Edition / Steven Radosevich, Jodie Holt, Claudio Ghersa (Ed.ke-2, Cet.10).New York:John Wiley n Sons.
Gaya MLA
Radosevich, Steven. et al."Weed ecology: implications for management. Second Edition / Steven Radosevich, Jodie Holt, Claudio Ghersa".Ed.ke-2, Cet.10New York:John Wiley n Sons,1997.Textbook.