APA

Rose F., . (1989). Colour Identification Guide to the Grasses, Sedges, Rushes and Ferns of the British Isles and north-western Europe. London: Viking.

Chicago

Rose Francis, . 1989. Colour Identification Guide to the Grasses, Sedges, Rushes and Ferns of the British Isles and north-western Europe. London: Viking.

Harvard

Rose F., . (1989). Colour Identification Guide to the Grasses, Sedges, Rushes and Ferns of the British Isles and north-western Europe. London: Viking.

MLA

Rose Francis, . Colour Identification Guide to the Grasses, Sedges, Rushes and Ferns of the British Isles and north-western Europe. London: Viking. 1989.