Pila, J. (2010). Copyright and its Categories of Original Works.
Chicagoスタイル(17版)引用形式Pila, J. Copyright and Its Categories of Original Works. 2010.
MLA(9版)引用形式Pila, J. Copyright and Its Categories of Original Works. 2010.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式