SINGH PARBIN. (2013). ENGINEERING AND GENERAL GEOLOGY (8TH ED.). S K KATARIA AND SONS.
Chicago-viite (17. p.)SINGH PARBIN. ENGINEERING AND GENERAL GEOLOGY. 8TH ED. NEW DELHI: S K KATARIA AND SONS, 2013.
MLA-viite (9. p.)SINGH PARBIN. ENGINEERING AND GENERAL GEOLOGY. 8TH ED. S K KATARIA AND SONS, 2013.
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