APA

RAMALHO J. A., . (1992). CLIPPER 5.01. COL. ; MEXICO: MCGRAW-HILL.

Chicago

RAMALHO JOSE A, . 1992. CLIPPER 5.01. COL. ; MEXICO: MCGRAW-HILL.

Harvard

RAMALHO J. A., . (1992). CLIPPER 5.01. COL. ; MEXICO: MCGRAW-HILL.

MLA

RAMALHO JOSE A, . CLIPPER 5.01. COL. ; MEXICO: MCGRAW-HILL. 1992.