APA-referens (7:e uppl.)
Lewis, P. (2013). Hardhats, hippies, and hawks: The Vietnam antiwar movement as myth and memory. ILR Press.
Chicago-referens (17:e uppl.)
Lewis, Penny. Hardhats, Hippies, and Hawks: The Vietnam Antiwar Movement as Myth and Memory. Ithaca: ILR Press, 2013.
MLA-referens (9:e uppl.)
Lewis, Penny. Hardhats, Hippies, and Hawks: The Vietnam Antiwar Movement as Myth and Memory. ILR Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.