Cita APA (7a ed.)

Masat, F. E. (1977). Teaching the metric system with activities. Professional Educators Publication.

Cita Chicago Style (17a ed.)

Masat, Francis E. Teaching the Metric System with Activities. Lincoln, Ne: Professional Educators Publication, 1977.

Cita MLA (9a ed.)

Masat, Francis E. Teaching the Metric System with Activities. Professional Educators Publication, 1977.