Cita APA

Leigh, J. H., & Randall, A. G. (1981). Timber trade practice (4. edition.). London, Sydney: Macmillan.

Citación estilo Chicago

Leigh, Jack H., y Alan G. Randall. Timber Trade Practice. 4. edition. London, Sydney: Macmillan, 1981.

Cita MLA

Leigh, Jack H., y Alan G. Randall. Timber Trade Practice. 4. edition. London, Sydney: Macmillan, 1981.