APA (7th ed.) Citation

Selley, W. T. (2011). Sixtus V: The hermit of Villa Montalto (1. publ.). Gracewing.

Chicago Style (17th ed.) Citation

Selley, Walter Thomas. Sixtus V: The Hermit of Villa Montalto. 1. publ. Leominster: Gracewing, 2011.

MLA (9th ed.) Citation

Selley, Walter Thomas. Sixtus V: The Hermit of Villa Montalto. 1. publ. Gracewing, 2011.

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