Gaya APA
Hemdi, Y.
(2019).
Al- Tusi - Pencipta Observation Canggih
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Jakarta:
PT Luxima Metro Media.
Gaya MLA
Hemdi, Yoli.
"Al- Tusi - Pencipta Observation Canggih".
Jakarta:
PT Luxima Metro Media,
2019.
Electronic Resource.