Dyfyniad APA

Watson, W. (1906). A text-book of practical physics / by William Watson. Longmans, Green.

Dyfyniad Arddull Chicago

Watson, W. A Text-book of Practical Physics / by William Watson. London ; New York [etc.]: Longmans, Green, 1906.

Dyfyniad MLA

Watson, W. A Text-book of Practical Physics / by William Watson. Longmans, Green, 1906.

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