Law, John; Michael Lynch (1988). "Lists, Field Guides, and the Descriptive Organization of Seeing: Birdwatching as an Exemplary Observational Activity". Human Studies. 11 (2/3): 271–303. doi:10.1007/BF00177306. S2CID144536028.
Law, John; Michael Lynch (1988). "Lists, Field Guides, and the Descriptive Organization of Seeing: Birdwatching as an Exemplary Observational Activity". Human Studies. 11 (2/3): 271–303. doi:10.1007/BF00177306. S2CID144536028.