APA (7th ed.) Citation

Les retraites populaires - Léon Nicole (Volkspension?).

Chicago Style (17th ed.) Citation

Les Retraites Populaires - Léon Nicole (Volkspension?).

MLA (8th ed.) Citation

Les Retraites Populaires - Léon Nicole (Volkspension?).

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