The essential book of barns :
discovering the design, function, and form /
David Larkin.

APA Citation

Larkin, D. (1995). The essential book of barns: discovering the design, function, and form. New York: Universe Pub..

MLA Citation

Larkin, David, 1936-. The Essential Book of Barns: Discovering the Design, Function, And Form. New York: Universe Pub., 1995.

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