Philippines (Republic) Land Transportation Commission. (1974). Administrative regulations manual, 1971-73. s.n.
Citazione stile Chigago Style (17a edizione)Philippines (Republic) Land Transportation Commission. Administrative Regulations Manual, 1971-73. [Quezon City: s.n, 1974.
Citatione MLA (9a ed.)Philippines (Republic) Land Transportation Commission. Administrative Regulations Manual, 1971-73. s.n, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.