APA (7th ed.) Citation

Toffler, A. (1971). "El ""Schock"" del Futuro". Plaza & janés.

Chicago Style (17th ed.) Citation

Toffler, Alvin. "El ""Schock"" Del Futuro". Esplugas: Plaza & janés, 1971.

MLA (9th ed.) Citation

Toffler, Alvin. "El ""Schock"" Del Futuro". Plaza & janés, 1971.

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