Παραπομπή APA

(1950). Rotterdam: : its dwellings during the last ninety years. Rotterdam: Department of Housing of the Municipality of Rotterdam.

Παραπομπή Chicago Style

Rotterdam: : Its Dwellings During the Last Ninety Years. Rotterdam: Department of Housing of the Municipality of Rotterdam, 1950.

Παραπομπή MLA

Rotterdam: : Its Dwellings During the Last Ninety Years. Rotterdam: Department of Housing of the Municipality of Rotterdam, 1950.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.