APA (7th ed.) Citation

Plomp, C. (1930). Arbeiders viert 1 mei.

Chicago Style (17th ed.) Citation

Plomp, C.M. Arbeiders Viert 1 Mei. 1930.

MLA (8th ed.) Citation

Plomp, C.M. Arbeiders Viert 1 Mei. 1930.

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