Ritchie, J.; Crawford, J.; Lunt, D. A.; Whittington, G.; Wickham-Jones, C.; Young, A. Recent Work on Coll and Skye: (i) Excavations at Sorisdale and Killunaig, Coll; (ii) Notes on Prehistoric and Later Artefacts from Coll; (iii) Beaker Pottery from Skye. PSAS 1980, 109, 75-103.