- theworldwars.net.
Retrieved 20
April 2019.
Conway 1995, p.141-142 Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
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Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- theworldwars.net.
Retrieved 20
April 2019.
Conway 1995, p.141-142 Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- theworldwars.net.
Retrieved 20
April 2019.
Conway 1995, p.141-142 Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- "Corvette
Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- "Corvette
Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- theworldwars.net.
Retrieved 20
April 2019.
Conway 1995, p.141-142 Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- "Corvette
Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- "Corvette
Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...
- "Corvette
Parchim (1331M)". theworldwars.net.
Retrieved 20
April 2019. Julio,
Emirald (28 June 2016). "Mengulas KRI Imam Bonjol,
Pengawal Kedaulatan RI di Natuna"...