Geological Society of Aberdeen, Trewin, N. H., Kneller, B. C., & Gillen, C. (1987). Excursion guide to the geology of the Aberdeen area. Scottish Academic Press.
Chicago Style (17th ed.) CitationGeological Society of Aberdeen, N. H. Trewin, B. C. Kneller, and Con Gillen. Excursion Guide to the Geology of the Aberdeen Area. Edinburgh: Scottish Academic Press, 1987.
MLA (9th ed.) CitationGeological Society of Aberdeen, et al. Excursion Guide to the Geology of the Aberdeen Area. Scottish Academic Press, 1987.
Warning: These citations may not always be 100% accurate.