Busto Corral, J. (1989). Perfiles Especiales S.A. [s.n.].
Chicago Style (17th ed.) CitationBusto Corral, Juan. Perfiles Especiales S.A. [S.l.]: [s.n.], 1989.
MLA (9th ed.) CitationBusto Corral, Juan. Perfiles Especiales S.A. [s.n.], 1989.
Warning: These citations may not always be 100% accurate.