Gaya APA
Holton, G., Brush, S, G. (1985).
Introduction to concepts and tehories in physical science (2nd.ed.).
New Jersey:
Princeton University Press.
Gaya MLA
Holton, Gerald., Brush, Stephen, G..
"Introduction to concepts and tehories in physical science".
2nd.ed.
New Jersey:
Princeton University Press,
1985.
Text.