APA (7th ed.) Zitazioa
P. W. D Department & Marryat, E. L. P.W.D Handbook: Specifications, rates, tables, plates (9th ed.). Govt Press 9th ed.
Chicago Style (17th ed.) Zitazioa
P. W. D Department eta E. L. Marryat. P.W.D Handbook: Specifications, Rates, Tables, Plates. 9th ed. Nagpur, Bombay: Govt Press 9th ed.
MLA (9th ed.) Zitazioa
P. W. D Department eta E. L. Marryat. P.W.D Handbook: Specifications, Rates, Tables, Plates. 9th ed. Govt Press 9th ed.
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