Cita APA (7th ed.)
P. W. D Department & Marryat, E. L. P.W.D Handbook: Specifications, rates, tables, plates (9th ed.). Govt Press 9th ed.
Cita Chicago (17th ed.)
P. W. D Department i E. L. Marryat. P.W.D Handbook: Specifications, Rates, Tables, Plates. 9th ed. Nagpur, Bombay: Govt Press 9th ed.
Cita MLA (9th ed.)
P. W. D Department i E. L. Marryat. P.W.D Handbook: Specifications, Rates, Tables, Plates. 9th ed. Govt Press 9th ed.
Atenció: Aquestes cites poden no estar 100% correctes.