Asimov, Isaac, 1920-1992.
The world of nitrogen / by, Isaac Asimov. - New, rev. ed. - New York : Collier Books, c1962. - 155 p. : ill. ; 18 cm. - Collier books. Science-for-everyone, AS220 .
Includes Index.
62012294
Chemistry, Organic.
Nitrogen.
QD253 / .A76 1962
546.711 / ASW
The world of nitrogen / by, Isaac Asimov. - New, rev. ed. - New York : Collier Books, c1962. - 155 p. : ill. ; 18 cm. - Collier books. Science-for-everyone, AS220 .
Includes Index.
62012294
Chemistry, Organic.
Nitrogen.
QD253 / .A76 1962
546.711 / ASW