APA-viite (7. p.)

Howard, D. R., & Zacher, C. K. (1968). Critical studies of Sir Gawain and the Green Knight. University of Notre Dame Press.

Chicago-viite (17. p.)

Howard, Donald Roy, ja Christian K. Zacher. Critical Studies of Sir Gawain and the Green Knight. Notre Dame [Ind.]: University of Notre Dame Press, 1968.

MLA-viite (9. p.)

Howard, Donald Roy, ja Christian K. Zacher. Critical Studies of Sir Gawain and the Green Knight. University of Notre Dame Press, 1968.