Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Haywood, Frederick W., y A. A. R. Wood. Metallurgical Analysis by Means of the Spekker Photoelectric Absorptiometer. 2nd ed. London: Hilger & Watts, 1957.

Cita MLA (9a ed.)

Haywood, Frederick W., y A. A. R. Wood. Metallurgical Analysis by Means of the Spekker Photoelectric Absorptiometer. 2nd ed. Hilger & Watts, 1957.