APA (7th ed.) Citation

Spiel, O. (1970). Disciplina sin castigo. Luis Miracle.

Chicago Style (17th ed.) Citation

Spiel, Oskar. Disciplina Sin Castigo. Barcelona: Luis Miracle, 1970.

MLA (9th ed.) Citation

Spiel, Oskar. Disciplina Sin Castigo. Luis Miracle, 1970.

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