Cartmell E.,
Valency and Molecular Structure by E. Cartmell - 4th edition. - London: Butterworth & Co (publishers) Ltd., 1977 - 1-341p:
E:2 / L7;5
Valency and Molecular Structure by E. Cartmell - 4th edition. - London: Butterworth & Co (publishers) Ltd., 1977 - 1-341p:
E:2 / L7;5