TY - GEN TY - GEN T1 - The ecological approach to visual perception A1 - Gibson, James J. LA - eng PP - Boston PB - Houghton Mifflin YR - 1979 UL - https://kansalliskirjasto.finna.fi/Record/fikka.174864 OP - 332 NO - Includes indexes. SN - 0395270499 KW - Environmental psychology. KW - visual perception. ER -