APA (7th ed.) Citation

Spring , J., Reich , W., Marx , K., Freire , P., & Neill , A. S. (1975). A Primer of libertarian education. Free Life.

Chicago Style (17th ed.) Citation

Spring , Joel, Wilhelm Reich , Karl Marx , Paulo Freire , and Alexander Sutherland Neill. A Primer of Libertarian Education. Free Life, 1975.

MLA (8th ed.) Citation

Spring , Joel, et al. A Primer of Libertarian Education. Free Life, 1975.