Gaya APA
Keppler, Jan Horst. (2007).
The Econometrics of energy systems (1st. pub.).
New York:
Palgrave Macmillan.
Gaya Chicago
Keppler, Jan Horst.
The Econometrics of energy systems.
1st. pub.
New York:
Palgrave Macmillan,
2007.
Text.
Gaya MLA
Keppler, Jan Horst.
The Econometrics of energy systems.
1st. pub.
New York:
Palgrave Macmillan,
2007.
Text.
Gaya Turabian
Keppler, Jan Horst.
The Econometrics of energy systems.
1st. pub.
New York:
Palgrave Macmillan,
2007.
Print.