APA (7th ed.) Citation

Beard, C. A. (1990). Comparison of isotopic transmutation modelling codes. [publisher not identified].

Chicago Style (17th ed.) Citation

Beard, Carl Allen. Comparison of Isotopic Transmutation Modelling Codes. [Place of publication not identified]: [publisher not identified], 1990.

MLA (9th ed.) Citation

Beard, Carl Allen. Comparison of Isotopic Transmutation Modelling Codes. [publisher not identified], 1990.