APA-viite (7. p.)
Kreatryx. (2019). GATE 2020 Electrical Engineering: Previous year solved questions(1991-2019) (4th ed.). KREATRYX.
Chicago-viite (17. p.)
Kreatryx. GATE 2020 Electrical Engineering: Previous Year Solved Questions(1991-2019). 4th ed. New Delhi: KREATRYX, 2019.
MLA-viite (9. p.)
Kreatryx. GATE 2020 Electrical Engineering: Previous Year Solved Questions(1991-2019). 4th ed. KREATRYX, 2019.
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