Comparative essay on indentured labour at St. Thomé and Principe
By: by José de Almada ....
Contributors: Portugal.
Publisher: National Printing Office
Published: 1913
Place of publication: Lisbon
Language: eng
Number of pages: 81
Subjects: Contract labor -- Sao Tome and Principe.; Slavery -- Angola.; Portugal -- Colonies -- Africa.
Notes: At head of title: Portugal.

Issued also in French.