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| LEADER |
00709nam a2200193 a 4500 |
| 008 |
050201s1970||||es |||||||||||||||||spa|| |
| 942 |
|
|
|c BK
|
| 041 |
|
|
|a spa
|
| 094 |
|
|
|a 691.5
|b E74m
|
| 100 |
|
|
|a Escalante Molina, César Rutilio
|
| 700 |
|
|
|a Jovel Parada, Nelsón Adalberto
|e coautor
|
| 700 |
|
|
|a Sansivirini M., Jorge Alberto
|e coautor
|
| 245 |
|
|
|a Mortero, arena, cemento, cal
|
| 260 |
|
|
|a San Salvador :
|b Universidad de El Salvador,
|c 1970
|
| 300 |
|
|
|a s. p
|
| 502 |
|
|
|a Tesis (Ing. Civil) -- Universidad de El Salvador
|
| 650 |
|
|
|a ARGAMASA
|
| 999 |
|
|
|c 66076
|d 66076
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 691_500000000000000_E74M
|7 0
|8 T
|9 117976
|a 10
|b 10
|c T
|d 2012-08-15
|i 10111695
|o 691.5 E74m
|p 10111695
|r 2012-08-15
|t 1
|w 2012-08-15
|y TS
|