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_a\a NG-ZaABU _c\c NG-ZaABU _d\d NG-ZaABU |
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_a\a QD 474 Nwo _b\b 496852 |
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| 100 |
_93933 _aa Nwokem, Nsidibeabasi Calvin |
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| 245 |
_a\a Study on the Effects of Chelating Agents on Hydraulic Retention Time, Methane and Hydrogen Sulphide Gas Yields from Solid Wastes _c\c by Nsidibeabasi Calvin Nwokem _h\h [Text] |
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| 260 |
_a\a Zaria: _b\b Dept. of Chemistry, ABU _c\c 2014 |
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| 300 |
_a\a xxii,201leaves.: _b\b ill. |
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| 502 |
_a\a Faculty of Science _b\b Dissertation: (Ph.D) Ahmadu Bello University, Zaria _d\d 2014 |
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| 504 | _a\a Includes bibliographical references | ||
| 942 |
_2lcc _cBK _h\h 474 _k\k QD _m\m Nwo |
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