APA
Hill J. W., Hill C. S. j. a., . (1988). Chemistry for changing times. New York: Macmillan Pub. Co.
Chicago
Hill John William, Hill Cynthia S jt author, . 1988. Chemistry for changing times. New York: Macmillan Pub. Co.
Harvard
Hill J. W., Hill C. S. j. a., . (1988). Chemistry for changing times. New York: Macmillan Pub. Co.
MLA
Hill John William, Hill Cynthia S jt author, . Chemistry for changing times. New York: Macmillan Pub. Co. 1988.