Economic value of the starling in the United States
Kalmbach, E.R., Gabrielson, I.N.
Economic value of the starling in the United States - Washington 1921 - 1-66 p. - Economic United States Department of Agriculture. Department Bulletin No. 868 .
Economic value of the starling in the United States - Washington 1921 - 1-66 p. - Economic United States Department of Agriculture. Department Bulletin No. 868 .