Boletín de estadísticas del comércio. - [San Juan? s.n.] abr. 1968- - 28 cm. - v. 1- (no.1- ) Chiefly tables. Some no. lack vol. designation. ISSN: 0556-5545 LCCN: 78378468 Subjects--Geographic Terms: Puerto Rico--Commerce. LC Class. No.: HF155 / .A35