Gaya APA
speight, J, G. (2013).
Shale Gas Production Processes .
Amesterdam,Boston, London, New:
Amsterdam : Elsevier Publishing Co.,.
Gaya MLA
speight, James, G.
"Shale Gas Production Processes".
Amesterdam,Boston, London, New:
Amsterdam : Elsevier Publishing Co.,,
2013.
Text.