IPS group of education development center. (1969). College introductory physical science. Prentice Hall.
芝加哥风格引文IPS group of education development center. College Introductory Physical Science. Englewood Cliffs: Prentice Hall, 1969.
MLA引文IPS group of education development center. College Introductory Physical Science. Prentice Hall, 1969.
警告：这些引文格式不一定是100％准确.