Heimler, C. H. (1989). Focus on life sciences. Merrill Publishing Company.
Trích dẫn kiểu ChicagoHeimler, Charles H. Focus On Life Sciences. Merrill Publishing Company, 1989.
MLA引文Heimler, Charles H. Focus On Life Sciences. Merrill Publishing Company, 1989.
警告:這些引文格式不一定是100%准確.