Παραπομπή APA

(1956). Specifications for building and road works at Karachi. Karachi: [s.n.].

Παραπομπή Chicago Style

Specifications for Building and Road Works At Karachi. Karachi: [s.n.], 1956.

Παραπομπή MLA

Specifications for Building and Road Works At Karachi. Karachi: [s.n.], 1956.

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