Gaya APA
Seelye, E, E. (1946).
Data Book For Civil Engineers : specification & costs (2nd).
United States of America:
Selve Pub.
Gaya MLA
Seelye, Elwyn, E.
"Data Book For Civil Engineers : specification & costs".
2nd
United States of America:
Selve Pub,
1946.
TXT.