APA (7th ed.) Citation

Middleton, W. E. K. (1969). Invention of the meteorological instruments. Johns Hopkins.

Chicago Style (17th ed.) Citation

Middleton, W. E. Knowles. Invention of the Meteorological Instruments. Johns Hopkins, 1969.

MLA (9th ed.) Citation

Middleton, W. E. Knowles. Invention of the Meteorological Instruments. Johns Hopkins, 1969.

Warning: These citations may not always be 100% accurate.