APA

Risch S. J., Carroll C. R., .Effects of seed predation by a tropical ant on competition among weeds. : .

Chicago

Risch Stephen J, Carroll C Ronald, .Effects of seed predation by a tropical ant on competition among weeds. : .

Harvard

Risch S. J., Carroll C. R., .Effects of seed predation by a tropical ant on competition among weeds. : .

MLA

Risch Stephen J, Carroll C Ronald, .: . .