Halgmann, B. (1998). Frottage - shaping the ungraspable: Birgit Halgmann. Issues in contemporary culture and aesthetics.
Chicagoスタイル(17版)引用形式Halgmann, Birgit. "Frottage - Shaping the Ungraspable: Birgit Halgmann." Issues in Contemporary Culture and Aesthetics 1998.
MLA(8版)引用形式Halgmann, Birgit. "Frottage - Shaping the Ungraspable: Birgit Halgmann." Issues in Contemporary Culture and Aesthetics, 1998.
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