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BIR extends validity of expired official receipts, sales invoices
Τόπος έκδοσης Manila Bulletin (2022)Άρθρο -
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Hindsight on the electric bill confusion. IN Opinion [column]
Τόπος έκδοσης Manila Standard (2020)Άρθρο -
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Charging for mobile all-IP telecommunications
Έκδοση 2008Available for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access
Also available remotely for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access thru EZproxy
Electronic Resource -
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