ZELENIN,A.N
MACHINES FOR MOVING THE EARTH:FUNDAMENTALS OF THEORY OF SOIL LOOSENING MODELING - NEW DELHI OXONIAN 1986 - 23X15
624.152 Z49
MACHINES FOR MOVING THE EARTH:FUNDAMENTALS OF THEORY OF SOIL LOOSENING MODELING - NEW DELHI OXONIAN 1986 - 23X15
624.152 Z49