Cita APA (7a ed.)

Laposata, M. (1992). SI Unit conversion guide. NEJM books.

Cita Chicago Style (17a ed.)

Laposata, Michael. SI Unit Conversion Guide. Boston: NEJM books, 1992.

Cita MLA (9a ed.)

Laposata, Michael. SI Unit Conversion Guide. NEJM books, 1992.