Extra pay for extra duties, 1967-68.
Series: Its Research report, 1968-R8. Public-school salaries series; Research report (National Education Association of the United States. Research Division) ;; 1968-R8.
Published: 1968
Place of publication: [Washington
Language: eng
Number of pages: 70
Subjects: Teachers -- Salaries, etc. -- United States -- Statistics.; Teachers -- Supplementary employment -- United States.