The principles of psychology /
Spencer, Herbert, 1820-1903
The principles of psychology / by Herbert Spencer - 2 volúmenes - A system of synthetic philosophy ; 4-5 .
Psicología
BF121 / S624 1892
The principles of psychology / by Herbert Spencer - 2 volúmenes - A system of synthetic philosophy ; 4-5 .
Psicología
BF121 / S624 1892