Dyfyniad APA

Poincar , H., & Halsted, G. B. (2015). The foundations of science: Science and hypothesis, the value of science, science and method. Canbridge.

Dyfyniad Arddull Chicago

Poincar , Henri, and George Bruce69758 Halsted. The Foundations of Science: Science and Hypothesis, the Value of Science, Science and Method. Cambridge University Press: Canbridge, 2015.

Dyfyniad MLA

Poincar , Henri, and George Bruce69758 Halsted. The Foundations of Science: Science and Hypothesis, the Value of Science, Science and Method. Canbridge, 2015.

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