APA

SMITH P. R., .PIPING AND PIPE SUPPORT SYSTEMS:DESING AND ENGINEERING/PAUL R. SMITH. ESTADOS UNIDOS: McGRAW-HILL.

Chicago

SMITH PAUL R, .PIPING AND PIPE SUPPORT SYSTEMS:DESING AND ENGINEERING/PAUL R. SMITH. ESTADOS UNIDOS: McGRAW-HILL.

Harvard

SMITH P. R., .PIPING AND PIPE SUPPORT SYSTEMS:DESING AND ENGINEERING/PAUL R. SMITH. ESTADOS UNIDOS: McGRAW-HILL.

MLA

SMITH PAUL R, .ESTADOS UNIDOS: McGRAW-HILL. .