Perez, S. Q. (1975). Feasibility of setting up a shipyard for the construction of inter-island vessels. s.n.].
Citazione stile Chigago Style (17a edizione)Perez, Salvador Q. Feasibility of Setting Up a Shipyard for the Construction of Inter-island Vessels. [S.l: s.n.], 1975.
Citatione MLA (9a ed.)Perez, Salvador Q. Feasibility of Setting Up a Shipyard for the Construction of Inter-island Vessels. s.n.], 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.