Cite RRR no. 2919
Each form already names the RRR number and the entry’s original source details, as the project’s house style asks. The access date updates itself.
MLA 9
RRR no. 2919 (1253). The Crusades Regesta, regesta.co.uk/2919. Accessed 21 Sep. 2026. Original source: Guerello, Lettere di Innocenzo IV, pp. 128-29, no. 91; Ferretto, ‘I Genovesi in Oriente nel carteggio di Innocenzo IV’, pp. 365-66, no. LIII.
MHRA
The Crusades Regesta, RRR no. 2919 (1253) <https://regesta.co.uk/2919> [accessed 21 September 2026]; original source: Guerello, Lettere di Innocenzo IV, pp. 128-29, no. 91; Ferretto, ‘I Genovesi in Oriente nel carteggio di Innocenzo IV’, pp. 365-66, no. LIII.
Harvard
The Crusades Regesta (2026) RRR no. 2919 (1253). Available at: https://regesta.co.uk/2919 (Accessed: 21 September 2026). Original source: Guerello, Lettere di Innocenzo IV, pp. 128-29, no. 91; Ferretto, ‘I Genovesi in Oriente nel carteggio di Innocenzo IV’, pp. 365-66, no. LIII.
Suggest a correction to RRR no. 2919
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