Helbo, A. (1991). Approaching Theatre. Indiana University Press.
Chicagoスタイル(17版)引用形式Helbo, Andre. Approaching Theatre. Bloomington: Indiana University Press, 1991.
MLA(9版)引用形式Helbo, Andre. Approaching Theatre. Indiana University Press, 1991.
警告: この引用は必ずしも正確ではありません.