"leeuwenberg, e. "
formal theories of visual perception: / e. leeuwenberg - 1 ed. - usa : john wiley and sons 1978. - ", 345p.; 23 cm."
0 471 99586 x
"visual perception - addresses, essay, lectures--"
BF241 / .F63 1978
formal theories of visual perception: / e. leeuwenberg - 1 ed. - usa : john wiley and sons 1978. - ", 345p.; 23 cm."
0 471 99586 x
"visual perception - addresses, essay, lectures--"
BF241 / .F63 1978