Hoffer, E. (1993). Gerakan Massa. Yayasan Obor Indonesia.
Chicago Style (17th ed.) CitationHoffer, Eric. Gerakan Massa. Yayasan Obor Indonesia, 1993.
MLA (8th ed.) CitationHoffer, Eric. Gerakan Massa. Yayasan Obor Indonesia, 1993.
Warning: These citations may not always be 100% accurate.