Παραπομπή APA

(1951). Concrete masonry handbook: : for architects, engineers, builders. Chicago: Portland Cement Association.

Παραπομπή Chicago Style

Concrete Masonry Handbook: : For Architects, Engineers, Builders. Chicago: Portland Cement Association, 1951.

Παραπομπή MLA

Concrete Masonry Handbook: : For Architects, Engineers, Builders. Chicago: Portland Cement Association, 1951.

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