Roojen, P. V. Structural Package Designs: Pepin Van Roojen.
Chicagoスタイル(17版)引用形式Roojen, Pepin Van. Structural Package Designs: Pepin Van Roojen.
MLA(8版)引用形式Roojen, Pepin Van. Structural Package Designs: Pepin Van Roojen.
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APA(7版)引用形式