Thomas, Ian
[Pengaruh Intellectual Capital terhadap Kinerja Perusahaan pada Perusahaan yang Terdaftar di Bursa Efek Indonesia Periode 2014-2023: Perbandingan Value-Added Intellectual Capital Model = The Effect of Intellectual Capital on Firm’s Performance in Company Listed on Indonesia Stock Exchange for the Period of 2014-2023: A Comparative Value-Added Intellectual Capital Model;How to Grow Herbs, How to Grow Herbs]
Brockhamton Press, 1999
 Buku Teks
Thomas, Ian
[Pengaruh Intellectual Capital terhadap Kinerja Perusahaan pada Perusahaan yang Terdaftar di Bursa Efek Indonesia Periode 2014-2023: Perbandingan Value-Added Intellectual Capital Model = The Effect of Intellectual Capital on Firm’s Performance in Company Listed on Indonesia Stock Exchange for the Period of 2014-2023: A Comparative Value-Added Intellectual Capital Model;How to Grow Herbs, How to Grow Herbs]
Brockhamton Press, [;1999, 1999]
 Buku Teks
Heinerman, John
Miracle healing herbs
Prentice Hall Press, 1998
 Buku Teks SO
McIntyre, Anne
The Apothecary's Garden: How to Grow and Use Your Own Herbal Medicines
Judy Piatkus Publishers, 1997
 Buku Teks SO
Dash, Vaidya Bhagwan
Ayurveda: The Science of Traditional Indian Medicine
Lustre Press, 1998
 Buku Teks SO