Cita APA (7a ed.)

Kimball, H. H. (1908). Pyrheliometer and polarimeter observations. s.n.

Cita Chicago Style (17a ed.)

Kimball, Herbert H. Pyrheliometer and Polarimeter Observations. [S.l.: s.n, 1908.

Cita MLA (9a ed.)

Kimball, Herbert H. Pyrheliometer and Polarimeter Observations. s.n, 1908.