Cita APA (7th ed.)

Helmholtz, H. v., & Atkinson, E. (1958). Popular Lectures on Scientific Subjects: By Hermann von Helmholtz. Transl. by E. Atkinson (New ed.). Longmans, Green, and Co..

Cita Chicago (17th ed.)

Helmholtz, Hermann von, i Edmund Atkinson. Popular Lectures on Scientific Subjects: By Hermann Von Helmholtz. Transl. by E. Atkinson. New ed. London: Longmans, Green, and Co., 1958.

Cita MLA (8th ed.)

Helmholtz, Hermann von, i Edmund Atkinson. Popular Lectures on Scientific Subjects: By Hermann Von Helmholtz. Transl. by E. Atkinson. New ed. Longmans, Green, and Co., 1958.