Helminen, M. (1963). Composition of the Finnish populations of capercaille, Tetrao urogallus, and black grouse, Lyrurus tetrix, in the autumns of 1952-1961, as revealed by a study of wings. Suomen Riistanhoito-säätio.
Chicago Style (17th ed.) CitationHelminen, Matti. Composition of the Finnish Populations of Capercaille, Tetrao Urogallus, and Black Grouse, Lyrurus Tetrix, in the Autumns of 1952-1961, as Revealed by a Study of Wings. Helsinki: Suomen Riistanhoito-säätio, 1963.
MLA (8th ed.) CitationHelminen, Matti. Composition of the Finnish Populations of Capercaille, Tetrao Urogallus, and Black Grouse, Lyrurus Tetrix, in the Autumns of 1952-1961, as Revealed by a Study of Wings. Suomen Riistanhoito-säätio, 1963.
Warning: These citations may not always be 100% accurate.