Wonder world of microbes.
Grant, Madeleine P.
Wonder world of microbes. - New 2d ed. - New York, McGraw-Hill [c1964] - 174 p. illus.
Microorganisms--Juvenile literature.
Bacteria.
Microorganisms.
576
Wonder world of microbes. - New 2d ed. - New York, McGraw-Hill [c1964] - 174 p. illus.
Microorganisms--Juvenile literature.
Bacteria.
Microorganisms.
576