TY - BOOK TI - The natural and the normative : theories of spatial perception from Kant to Helmholtz AU - Hatfield, Gary C. (Gary Carl) SN - 0262080869 PB - MIT Press PP - Cambridge, Mass. : MIT Press , c1990. PY - 1990 UR - https://library.korea.ac.kr/detail/?cid=CAT000045185766&ctype=m