Crawley, Michael J.. Plant ecology / edited by Michael J. Crawley. - 2nd ed / . - Oxford : Blackwell Scientific Publications , 1997. - xvii,717p. : Ills. ; 26cm . NULL ISBN: 0632036397 UKP 29.50 Subjects--Index Terms: PLANT ECOLOGY Dewey Class. No.: 581.7 / CRA/P