(1983) "Gazelles and their relatives : a study in territorial behavior" Park Ridge, N.J. : Noyes Publications 239, ISBN 0-8155-0928-6* Stokes, A. W. (editor) (1974) "Territory" Stroudsburg, Pa., Dowden, Hutchinson & Ross 398, ISBN 0-87933-113-5* Klopfer, P. H. (1969) "Habitats and territories; a study of the use of space by animals" New York, Basic Books 117 p.
(1983) "Gazelles and their relatives : a study in territorial behavior" Park Ridge, N.J. : Noyes Publications 239 p. ISBN 0-8155-0928-6* Stokes, A. W. (editor) (1974) "Territory" Stroudsburg, Pa., Dowden, Hutchinson & Ross 398 p. ISBN 0-87933-113-5* Klopfer, P. H. (1969) "Habitats and territories; a study of the use of space by animals" New York, Basic Books 117 p.