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- [26] BUSINESS FIRM PENSION OBLIGATIONS - GERMAN - HEISSMANN ZEITSCHRIFT FUR BETRIEBSWIRTSCHAFT, 1957, 27 (7-8): : 468 - 468
- [30] THE EFFECT OF KEEPING PORTFOLIOS ON WRITING ABILITY OF ADVANCED EFL LEARNERS MODERN JOURNAL OF LANGUAGE TEACHING METHODS, 2013, 3 (04): : 40 - 45