Haes, E. C. M. (1973). Crickets and grasshoppers of the British Isles: An introduction to the study and identification of the Orthoptera, with notes on the related orders Dictyoptera (Cockroach) and Phasmida (Stick insects). British Naturalists' Association.
Чикаго стиль цитування (17-те видання)Haes, E. C. M. Crickets and Grasshoppers of the British Isles: An Introduction to the Study and Identification of the Orthoptera, with Notes on the Related Orders Dictyoptera (Cockroach) and Phasmida (Stick Insects). Alton: British Naturalists' Association, 1973.
Стиль цитування MLA (8-ме видання)Haes, E. C. M. Crickets and Grasshoppers of the British Isles: An Introduction to the Study and Identification of the Orthoptera, with Notes on the Related Orders Dictyoptera (Cockroach) and Phasmida (Stick Insects). British Naturalists' Association, 1973.