APA (7th ed.) Citation

Guidi, I., & Conti Rossini, C. (1955). Historia regis Sarsa Dengel (Malak Sagad). Imprimerie Orientaliste [etc.].

Chicago Style (17th ed.) Citation

Guidi, Ignazio, and Carlo Conti Rossini. Historia Regis Sarsa Dengel (Malak Sagad). Louvain: Imprimerie Orientaliste [etc.], 1955.

MLA (9th ed.) Citation

Guidi, Ignazio, and Carlo Conti Rossini. Historia Regis Sarsa Dengel (Malak Sagad). Imprimerie Orientaliste [etc.], 1955.