APA (7e ed.) Bronvermelding

Howard, A. L. (1948). A manual of the timbers of the world, their characteristics and uses. Macmillan.

Chicago (17e ed.) Bronvermelding

Howard, Alexander Liddon. A Manual of the Timbers of the World, Their Characteristics and Uses. London: Macmillan, 1948.

MLA (9e ed.) Bronvermelding

Howard, Alexander Liddon. A Manual of the Timbers of the World, Their Characteristics and Uses. Macmillan, 1948.