APA-čujuhus (7. p.)

Vincent, P. (1995). Free stuff from the internet. Comdex.

Chicago-čujuhus (17. p.)

Vincent, Patrick. Free Stuff from the Internet. New Delhi: Comdex, 1995.

MLA-čujuhus (9. p.)

Vincent, Patrick. Free Stuff from the Internet. Comdex, 1995.

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