Pursell, C. (2005). A companion to American technology. Malden, MA: Blackwell Publishing.
Παραπομπή Chicago StylePursell, Carroll. A Companion to American Technology. Malden, MA: Blackwell Publishing, 2005.
Παραπομπή MLAPursell, Carroll. A Companion to American Technology. Malden, MA: Blackwell Publishing, 2005.
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