Vernon, Ann
Student study guide to accompany Understanding biology, Raven, Johnson, 2nd ed / Ann Vernon, David Whitenberg. - St. Louis : Mosby Year Book, c1991. - iii, 362 p.
Biology--Study and teaching (Higher)
Student study guide to accompany Understanding biology, Raven, Johnson, 2nd ed / Ann Vernon, David Whitenberg. - St. Louis : Mosby Year Book, c1991. - iii, 362 p.
Biology--Study and teaching (Higher)