APA Style
Howarth, Peter, Pakistan. Ministry of Petroleum and Natural Resources, Hydrocarbon Development Institute, Islamabad. ().
Pakistan Energy Yearbook 1999. .
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Chicago Style
Howarth, Peter, Pakistan. Ministry of Petroleum and Natural Resources, Hydrocarbon Development Institute, Islamabad.
Pakistan Energy Yearbook 1999..
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.
MLA Style
Howarth, Peter, Pakistan. Ministry of Petroleum and Natural Resources, Hydrocarbon Development Institute, Islamabad.
Pakistan Energy Yearbook 1999..
:
,
.
.
Turabian Style
Howarth, Peter, Pakistan. Ministry of Petroleum and Natural Resources, Hydrocarbon Development Institute, Islamabad.
Pakistan Energy Yearbook 1999..
:
,
.
.