Citazione Stile APA (7a Edizione)

Philippines Department of Public Works, Transportation and Communications Planning and Project Development Office, & Philippines. Bureau of Posts. (1977). Mail route networking model: A preliminary report. The Bureau.

Citazione stile Chigago Style (17a edizione)

Philippines Department of Public Works, Transportation and Communications Planning and Project Development Office, e Philippines. Bureau of Posts. Mail Route Networking Model: A Preliminary Report. [Manila]: The Bureau, 1977.

Citatione MLA (9a ed.)

Philippines Department of Public Works, Transportation and Communications Planning and Project Development Office, e Philippines. Bureau of Posts. Mail Route Networking Model: A Preliminary Report. The Bureau, 1977.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.