Philippines. Department of Science and Technology. Science and Technology Information Institute & Anzaldo, M. C. R. (1993). Tekno-tulong aklat II (English version.). Information Resources and Analysis, STII, DOST.
Chicago-viite (17. p.)Philippines. Department of Science and Technology. Science and Technology Information Institute ja Ma. Carmelita R. Anzaldo. Tekno-tulong Aklat II. English version. Tagig, Bicutan: Information Resources and Analysis, STII, DOST, 1993.
MLA-viite (9. p.)Philippines. Department of Science and Technology. Science and Technology Information Institute ja Ma. Carmelita R. Anzaldo. Tekno-tulong Aklat II. English version. Information Resources and Analysis, STII, DOST, 1993.
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