Cita APA

Croner, U. H. E. (1964). Trade directories of the world.

Citación estilo Chicago

Croner, Ulrich H. E. Trade Directories of the World. 1964.

Cita MLA

Croner, Ulrich H. E. Trade Directories of the World. 1964.

Warning: These citations may not always be 100% accurate.