APA (7th ed.) Citation

Tardiff, G. (1968). Historia general del comercio exterior mexicano. [publisher not identified].

Chicago Style (17th ed.) Citation

Tardiff, Guillermo. Historia General Del Comercio Exterior Mexicano. Mexico: [publisher not identified], 1968.

MLA (9th ed.) Citation

Tardiff, Guillermo. Historia General Del Comercio Exterior Mexicano. [publisher not identified], 1968.

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