Παραπομπή APA

(1968). Builders' materials and builders' merchants. [London]: Her Majesty's Stationery Office.

Παραπομπή Chicago Style

Builders' Materials and Builders' Merchants. [London]: Her Majesty's Stationery Office, 1968.

Παραπομπή MLA

Builders' Materials and Builders' Merchants. [London]: Her Majesty's Stationery Office, 1968.

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