APA

Lutman P. J. W., Tucker G. G., . (1987). Standard descriptions of growth stages of annual dicotyledonous weeds. Inglaterra: British Crop Protection Council.

Chicago

Lutman P J W, Tucker G G, . 1987. Standard descriptions of growth stages of annual dicotyledonous weeds. Inglaterra: British Crop Protection Council.

Harvard

Lutman P. J. W., Tucker G. G., . (1987). Standard descriptions of growth stages of annual dicotyledonous weeds. Inglaterra: British Crop Protection Council.

MLA

Lutman P J W, Tucker G G, . Standard descriptions of growth stages of annual dicotyledonous weeds. Inglaterra: British Crop Protection Council. 1987.