Cita APA (7th ed.)

GRAYSON-SMITH, H. (1967). The changing concepts of science. Prentice-Hall.

Cita Chicago (17th ed.)

GRAYSON-SMITH, Hugh. The Changing Concepts of Science. N.J: Prentice-Hall, 1967.

Cita MLA (9th ed.)

GRAYSON-SMITH, Hugh. The Changing Concepts of Science. Prentice-Hall, 1967.

Atenció: Aquestes cites poden no estar 100% correctes.