Dyfyniad APA

Beer, F. P., & Johnston, E. R. (1987). Mechanics for Engineers: Statics. Singapore: McGraw-Hill.

Dyfyniad Arddull Chicago

Beer, Ferdinand P., và E. Russell Johnston. Mechanics for Engineers: Statics. Singapore: McGraw-Hill, 1987.

Dyfyniad MLA

Beer, Ferdinand P., và E. Russell Johnston. Mechanics for Engineers: Statics. Singapore: McGraw-Hill, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.