Gaya APA
Puzinauskas, V.P.. (1978).
Differences Between Petroleum Asphalt, Coal-Tar Pitch and Road Tar .
Maryland:
The Asphalt Institute.
Gaya Chicago
Puzinauskas, V.P..
Differences Between Petroleum Asphalt, Coal-Tar Pitch and Road Tar.
Maryland:
The Asphalt Institute,
1978.
Text.
Gaya MLA
Puzinauskas, V.P..
Differences Between Petroleum Asphalt, Coal-Tar Pitch and Road Tar.
Maryland:
The Asphalt Institute,
1978.
Text.
Gaya Turabian
Puzinauskas, V.P..
Differences Between Petroleum Asphalt, Coal-Tar Pitch and Road Tar.
Maryland:
The Asphalt Institute,
1978.
Print.