Dyfyniad APA

Epstein, B., & Epstein, S. (1960). The first book of measurement. Watts, F.

Dyfyniad Arddull Chicago

Epstein, Beryl, and Sam Epstein. The First Book of Measurement. [S.l.]: Watts, F, 1960.

Dyfyniad MLA

Epstein, Beryl, and Sam Epstein. The First Book of Measurement. Watts, F, 1960.

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