Dyfyniad APA

Haywood, F. W., & Wood, A. A. (1957). Metallurgical analysis by means of the spekker photoelectric absorptiometer (2a. ed.). Hilger & Watts.

Dyfyniad Arddull Chicago

Haywood, F. W., and A. A. Wood. Metallurgical Analysis by Means of the Spekker Photoelectric Absorptiometer. 2a. ed. Londres: Hilger & Watts, 1957.

Dyfyniad MLA

Haywood, F. W., and A. A. Wood. Metallurgical Analysis by Means of the Spekker Photoelectric Absorptiometer. 2a. ed. Hilger & Watts, 1957.

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