Das wilde Wien Grüne Oasen & urbane Wildnis in der Großstadt entdecken by Gabriele Hasmann, Sabine Wolfgang, GeorgPopp Paperback, Published 2022 by Styria Verlag Mrz 2022 ISBN-13: 978-3-222-13691-7, ISBN: 3-222-13691-2
Oman Juwel am Arabischen Golf by GeorgPopp, Juma Al-Maskari Paperback, 440 Pages, Published 2018 by Edition Temmen ISBN-13: 978-3-8378-3009-5, ISBN: 3-8378-3009-8
Oman(1st Edition) Jewel of the Arabian Gulf (Odyssey Illustrated Guides) by GeorgPopp, Juma Al-Maskari Paperback, 416 Pages, Published 2010 by Airphoto International Ltd. ISBN-13: 978-962-217-813-7, ISBN: 962-217-813-8