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od Arthur Getis, Judith Getis, Mark Bjelland, Jerome D. Fellmann
Wydane 2011

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od George W. White, Joe Dymond, Elizabeth Chacko, Michael Bradshaw
Wydane 2011

The Book of Iran : A Survey on the Geography of Iran

od Kiyanoosh Kiyani Haftlang, Azita Rajabi
Wydane 2003

Kehidupan di Muka Bumi

od Akhmad Zamroni, Sri Rejeki
Wydane 2007

Journal Of Indonesia Economy & Bisnis = Jurnal Ekonomi & Bisnis Indonesia

od Arni Utamaningsih, Eduardus Tandelilin, Suad Husnan, R.Agus Sartono, Hendrik Gamaliel, Slamet Sugiri, Sari Wahyuni, Esther Sri Astut, Karina Miaprajna Utari, Abdul Azis Ahmad, Prasetyo Soepono, Wihana Kirana Jaya, Rijadh Djatu Winardi, Kusdhianto Setiawan, Eddy Junarsin, Sri Handaru Yuliati, Muhammad Ryan Sanjaya
Wydane 2013

Link Internet Ensiklopedia Planet Bumi

od Anna Claybourne, Kandi Sekarwulan , S.Si.
Wydane 2007