APA (7th ed.) Citation

Tapia, M. d. C. (1997). Beyond the threshold: A life in Opus Dei. Continuum.

Chicago Style (17th ed.) Citation

Tapia, Maria del Carmen. Beyond the Threshold: A Life in Opus Dei. New York: Continuum, 1997.

MLA (9th ed.) Citation

Tapia, Maria del Carmen. Beyond the Threshold: A Life in Opus Dei. Continuum, 1997.

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