Concepts in biology /
Enger, Eldon D.
Concepts in biology / Eldon D. Enger, Frederick C. Ross, David B. Bailey. - 12th ed. - Boston : McGraw-Hill, 2007. - xxiii, 664 p. : ill. (chiefly col.), maps (chiefly col.) ; 28 cm.
Includes index.
9780072986570
Biology.
Concepts in biology / Eldon D. Enger, Frederick C. Ross, David B. Bailey. - 12th ed. - Boston : McGraw-Hill, 2007. - xxiii, 664 p. : ill. (chiefly col.), maps (chiefly col.) ; 28 cm.
Includes index.
9780072986570
Biology.