Gaya APA
Physical Science. (Challenges to science). (1973).
New York:
McGraw-Hill.
Gaya Chicago
Physical Science. (Challenges to science).
.
New York:
McGraw-Hill,
1973.
.
Gaya MLA
Physical Science. (Challenges to science).
.
New York:
McGraw-Hill,
1973.
.
Gaya Turabian
Physical Science. (Challenges to science).
New York:
McGraw-Hill,
1973.
.