Gaya APA
Heikens, Alex. (2004).
The Impact Of The Hyperacid Ijen Crater Lake On Human Health And Agricultural Production .
Netherlands:
Universiteid Utrecht.
Gaya Chicago
Heikens, Alex.
The Impact Of The Hyperacid Ijen Crater Lake On Human Health And Agricultural Production.
Netherlands:
Universiteid Utrecht,
2004.
Teks.
Gaya MLA
Heikens, Alex.
The Impact Of The Hyperacid Ijen Crater Lake On Human Health And Agricultural Production.
Netherlands:
Universiteid Utrecht,
2004.
Teks.
Gaya Turabian
Heikens, Alex.
The Impact Of The Hyperacid Ijen Crater Lake On Human Health And Agricultural Production.
Netherlands:
Universiteid Utrecht,
2004.
Teks.