The evolution of the British pig;
past, present and future,
by George W. Layley and Walter J. Malden.
APA Citation
Layley, G. W., Malden, W. James. (1935). The evolution of the British pig: past, present and future. London: J. Bale, Sons & Danielsson, ltd..
MLA Citation
Layley, George W, and Walter James Malden. The Evolution of the British Pig: Past, Present And Future. London: J. Bale, Sons & Danielsson, ltd., 1935.
Warning: These citations may not always be complete (especially for serials).