Spencer, Edgar Winston.
Basic concepts of physical geology / Edgar Winston Spencer ; illustrated by Elizabeth Humphris Spencer. - New Delhi : Oxford & IBH., c 1962. - xv, 467 p. : ill. ; 26 cm.
Includes reference and index.
337 337
Physical geology.
Geology.
551 / S33b
Basic concepts of physical geology / Edgar Winston Spencer ; illustrated by Elizabeth Humphris Spencer. - New Delhi : Oxford & IBH., c 1962. - xv, 467 p. : ill. ; 26 cm.
Includes reference and index.
337 337
Physical geology.
Geology.
551 / S33b