Dyfyniad APA

Bruhns. (1970). A New manual of logarithms to seven palces of decimals. d. van nostrand company, inc.

Dyfyniad Arddull Chicago

Bruhns. A New Manual of Logarithms to Seven Palces of Decimals. London: d. van nostrand company, inc, 1970.

Dyfyniad MLA

Bruhns. A New Manual of Logarithms to Seven Palces of Decimals. d. van nostrand company, inc, 1970.

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