APA Style
Harker, Alfred. ().
Petrology for students an introduction to the study of rocks under the microscope .
:
.
Chicago Style
Harker, Alfred.
Petrology for students an introduction to the study of rocks under the microscope.
:
,
.
Hard Copy.
MLA Style
Harker, Alfred.
Petrology for students an introduction to the study of rocks under the microscope.
:
,
.
Hard Copy.
Turabian Style
Harker, Alfred.
Petrology for students an introduction to the study of rocks under the microscope.
:
,
.
Hard Copy.