Beauchamp, W. L. (1951). Science Problems for junior High School 1. Chicago: Scott, Foresman and Company.
Trích dẫn kiểu ChicagoBeauchamp, Wilbur L. Science Problems for Junior High School 1. Chicago: Scott, Foresman and Company, 1951.
MLA引文Beauchamp, Wilbur L. Science Problems for Junior High School 1. Chicago: Scott, Foresman and Company, 1951.
警告:这些引文格式不一定是100%准确.