APA (7th ed.) Citation

Popenoe, J. (1975). Summerhill (2a ed.). Laia.

Chicago Style (17th ed.) Citation

Popenoe, Joshua. Summerhill. 2a ed. Barcelona: Laia, 1975.

MLA (9th ed.) Citation

Popenoe, Joshua. Summerhill. 2a ed. Laia, 1975.

Warning: These citations may not always be 100% accurate.