(1990). 1990 Guide and directory - Food processing. Washington, D.C: A Putman.
Trích dẫn kiểu Chicago1990 Guide and Directory - Food Processing. Washington, D.C: A Putman, 1990.
MLA引文1990 Guide and Directory - Food Processing. Washington, D.C: A Putman, 1990.
警告:這些引文格式不一定是100%准確.