Παραπομπή APA
Sporn, P. (1976). Energy in an Age of Limited Availability and Delimited Applicability. Oxford: Pergamon Press.
Παραπομπή Chicago StyleSporn, Philip. Energy in an Age of Limited Availability and Delimited Applicability. Oxford: Pergamon Press, 1976.
Παραπομπή MLASporn, Philip. Energy in an Age of Limited Availability and Delimited Applicability. Oxford: Pergamon Press, 1976.
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