Não informado. (2018). Package Development & Systems. Scarborough Publishing.
Chicagoスタイル(17版)引用形式Não informado. Package Development & Systems. Ossining, NY: Scarborough Publishing, 2018.
MLA(8版)引用形式Não informado. Package Development & Systems. Scarborough Publishing, 2018.
警告: この引用は必ずしも正確ではありません.