Cita APA (7th ed.)

PELLA, M. 0., & Wood, A. G. (1964). Physical science for progress. Prentice-Hall.

Cita Chicago (17th ed.)

PELLA, Milton. 0., i Aubrey G. Wood. Physical Science for Progress. New Jersey: Prentice-Hall, 1964.

Cita MLA (9th ed.)

PELLA, Milton. 0., i Aubrey G. Wood. Physical Science for Progress. Prentice-Hall, 1964.