The principles of petrology : an introduction to the science of rocks /

Míreanna comhchosúla

• The principles of petrology : an introduction to the science of rocks /
  de réir: Tyrrell, G. W. (George Walter), 1883-
  Foilsithe / Cruthaithe: (1929)
• The principles of petrology : an introduction to the science of rocks /
  de réir: Tyrrell, G. W. (George Walter), 1883-
  Foilsithe / Cruthaithe: (1949)
• Petrology for students : an introduction to the study of rocks under the microscope.
  de réir: Harker, Alfred, 1859-1939
  Foilsithe / Cruthaithe: (1902)
• Petrology for students; an introduction to the study of rocks under the microscope.
  de réir: Harker, Alfred, 1859-1939
  Foilsithe / Cruthaithe: (1919)
• Petrology for students : an introduction to the study of rocks under the microscope.
  de réir: Harker, Alfred, 1859-1939
  Foilsithe / Cruthaithe: (1954)