APA (7th ed.) Citation

Labriola , A., & Dal_Pane , L. Le lettere di Antonio Labriola a F. Engels.

Chicago Style (17th ed.) Citation

Labriola , Antonio, and Luigi Dal_Pane. Le Lettere Di Antonio Labriola a F. Engels.

MLA (8th ed.) Citation

Labriola , Antonio, and Luigi Dal_Pane. Le Lettere Di Antonio Labriola a F. Engels.

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