Tehniline mehaanika. 2
Maddison, Ottomar
1927
https://www.ester.ee/record=b1360107*est
Tehniline mehaanika. 2
Maddison, Ottomar
1928
https://www.ester.ee/record=b1382239*est
Tehniline mehaanika. 2
Maddison, Ottomar
1927
https://www.ester.ee/record=b1360106*est