Gaya APA
Haring, Heinz Wolfgang. (2008).
INDUSTRIAL GASES PROCESSING .
GERMANY:
WIlley.
Gaya Chicago
Haring, Heinz Wolfgang.
INDUSTRIAL GASES PROCESSING.
GERMANY:
WIlley,
2008.
Text.
Gaya MLA
Haring, Heinz Wolfgang.
INDUSTRIAL GASES PROCESSING.
GERMANY:
WIlley,
2008.
Text.
Gaya Turabian
Haring, Heinz Wolfgang.
INDUSTRIAL GASES PROCESSING.
GERMANY:
WIlley,
2008.
Print.