APA
(19691975). Reading in the earth science vol2 # Reading in the earth science. England: W. H. Freeman & Company.
Chicago
19691975. Reading in the earth science vol2 # Reading in the earth science. England: W. H. Freeman & Company.
Harvard
(19691975). Reading in the earth science vol2 # Reading in the earth science. England: W. H. Freeman & Company.
MLA
Reading in the earth science vol2 # Reading in the earth science. England: W. H. Freeman & Company. 19691975.