BS 1000 [55] : 1982 : UDC : earth sciences. geology. geophysics.
- 2nd English full ed.
- London BSI 1982
- 78p.
- FID Pub. ; No. .
BS 1000 [55] : 1982
025.45:55 /
BS 1000 [55] : 1982
025.45:55 /
Copyright @ 2015-2021 Library, University of Moratuwa, Katubedda, Moratuwa (10400), Sri Lanka