APA Style
Landis, E. R., محمود خاور. ().
Coalbed Gas in Hungary - A Preliminary Report. [computer file]. .
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Chicago Style
Landis, E. R., محمود خاور.
Coalbed Gas in Hungary - A Preliminary Report. [computer file]..
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MLA Style
Landis, E. R., محمود خاور.
Coalbed Gas in Hungary - A Preliminary Report. [computer file]..
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.
Turabian Style
Landis, E. R., محمود خاور.
Coalbed Gas in Hungary - A Preliminary Report. [computer file]..
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.