Manual of References Sources in Geology
Long, Harriet K.
Manual of References Sources in Geology - Missouri : Washington University, 1950. - 16 h. ; 15 cm. - Washington university libraries. Reference manual ; 5 .
Manual of References Sources in Geology - Missouri : Washington University, 1950. - 16 h. ; 15 cm. - Washington university libraries. Reference manual ; 5 .