Gaya APA
Trefil, James. (2000).
The Sciences An Integrated Approach. Second Ed (2).
New york:
John Wiley dan Son Inc.
Gaya Chicago
Trefil, James.
The Sciences An Integrated Approach. Second Ed.
2
New york:
John Wiley dan Son Inc,
2000.
Text.
Gaya MLA
Trefil, James.
The Sciences An Integrated Approach. Second Ed.
2
New york:
John Wiley dan Son Inc,
2000.
Text.
Gaya Turabian
Trefil, James.
The Sciences An Integrated Approach. Second Ed.
2
New york:
John Wiley dan Son Inc,
2000.
Print.