From spring to autumn :
favourite wild flowers found in the meadows and copses of Ontario's Keystone County /
by Wm. Perkins Bull.

APA Citation

Bull, W. Perkins. (1937). From spring to autumn: favourite wild flowers found in the meadows and copses of Ontario's Keystone County. Toronto: Perkins Bull Foundation, G.J. McLeod.

MLA Citation

Bull, William Perkins, 1870-1948. From Spring to Autumn: Favourite Wild Flowers Found In the Meadows And Copses of Ontario's Keystone County. Toronto: Perkins Bull Foundation, G.J. McLeod, 1937.

Warning: These citations may not always be complete (especially for serials).