Cita APA (7th ed.)

National Association of Public School Adult Educators. (1961). In-service training for teachers of adults. s.n.

Cita Chicago (17th ed.)

National Association of Public School Adult Educators. In-service Training for Teachers of Adults. [Washington: s.n, 1961.

Cita MLA (9th ed.)

National Association of Public School Adult Educators. In-service Training for Teachers of Adults. s.n, 1961.