APA (7th ed.) Citation

Quental, A. d., & Martins, p. A. M. A. (1985). Cartas inéditas a Alberto Sampaio (1a ed.). O Jornal.

Chicago Style (17th ed.) Citation

Quental, Antero de, and pref. Ana Maria Almeida Martins. Cartas Inéditas a Alberto Sampaio. 1a ed. O Jornal, 1985.

MLA (8th ed.) Citation

Quental, Antero de, and pref. Ana Maria Almeida Martins. Cartas Inéditas a Alberto Sampaio. 1a ed. O Jornal, 1985.

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