Gaya APA

Budynas, R, G., Nisbett, J, K. (2011). Shigley's mechanical engineering design, in SI units (Ed. 9). Singapura: McGraw Hill, Inc.

Gaya MLA

Budynas, Richard, G.., Nisbett, J., Keith. "Shigley's mechanical engineering design, in SI units". Ed. 9 Singapura: McGraw Hill, Inc, 2011. Text.