Helm, P. (2008). Calvin: A guide for the perplexed. T & T Clark.
Citación estilo ChicagoHelm, Paul. Calvin: A Guide for the Perplexed. London ; New York: T & T Clark, 2008.
Cita MLAHelm, Paul. Calvin: A Guide for the Perplexed. T & T Clark, 2008.
Warning: These citations may not always be 100% accurate.