The Mar Estate Audit Project: A final report for Mar Estate and Scottish Natural Heritage. Scottish Natural Heritage and Capt. M. Nicolson (Trustee, Mar Estate).
title = "The Mar Estate Audit Project: A final report for Mar Estate and Scottish Natural Heritage.: Scottish Natural Heritage and Capt. M. Nicolson (Trustee, Mar Estate).",
author = "E.C. Waterhouse and N.A. Chalmers and J.R. Crabtree and J.H. Gauld and I.J. Gordon and A.J. Hester and A. Malcolm and J.A. Milne",