(1970). The new popular encyclopedia of the sciences. New York: Grosset and Dunlap.
Trích dẫn kiểu ChicagoThe New Popular Encyclopedia of the Sciences. New York: Grosset and Dunlap, 1970.
MLA引文The New Popular Encyclopedia of the Sciences. New York: Grosset and Dunlap, 1970.
警告:這些引文格式不一定是100%准確.