APA引文

Không rõ. (2000). Product Design and Development. NOTNXB.

Trích dẫn kiểu Chicago

Không rõ. Product Design and Development. NOTNXB, 2000.

MLA引文

Không rõ. Product Design and Development. NOTNXB, 2000.

警告：這些引文格式不一定是100％准確.