000 00887nam  2200241za 4500
0019.695261
003CaOODSP
00520221004081144
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008150407|2011||||xxc|||||o    f|0| 0 eng d
020 |a978-1-100-19685-5
040 |aCaOODSP|beng
043 |an-cn---
0861 |aTT4-23/2011E-PDF
1102 |aCanadian Transportation Agency.
24510|aRailway line construction : |h[electronic resource]|ba resource tool
260 |aOttawa - Ontario : |bCanadian Transportation Agency |cNovember 2011.
300 |a7p.
590 |a12-06|b2012-02-10
69007|aRail transport|2gcpds
77508|tConstruction des lignes de chemin de fer : |w(CaOODSP)9.639407
794 |tRailway line construction : |w(CaOODSP)9.698065
85640|ahttp://publications.gc.ca|qPDF|s618 KB|uhttps://publications.gc.ca/collections/collection_2012/otc-cta/TT4-23-2011-eng.pdf