Gaya APA

Beer, F, P., RUSSELL, J. (1988). VECTOR MECHANICS FOR ENGINEERS: STATICS AND DINAMICS (KELIMA). united states of america: MCGRAW-HILL.

Gaya MLA

Beer, Ferdinand, P., RUSSELL, JOHNSTON,E. "VECTOR MECHANICS FOR ENGINEERS: STATICS AND DINAMICS". KELIMA united states of america: MCGRAW-HILL, 1988. Text.