9th Don English Guide Bigwin Series (2022-2023)
- Publisher: Don Publications.
- Product Format: Paperback.
- Author: Dr. S.A. Rajkumar.
- Language: English.
- Number of Pages: 416.
- ISBN: 978-93-86814-48-7.
9th Don Mathematics (கணக்கு) Guide Based on New Syllabus 2022-23 (Tamil)
- Publisher: Don Publication.
- Author: Dr. S.A. Rajkumar.
- Product Format: Paperback.
- Language: Tamil.
- Number of Pages: 320.
9th Don Mathematics Guide Based on New Syllabus 2022-2023 (English)
- Publisher: Don Publication.
- Author: Dr. S.A. Rajkumar.
- Product Format: Paperback.
- Language: English.
- Number of Pages: 320.
- ISBN: 978-93-86814-57-9.
9th Don Science (அறிவியல்) Guide Based on New Syllabus 2022-2023 (Tamil)
- Publisher: Don Publication.
- Author: Dr. S.A. Rajkumar.
- Product Format: Paperback.
- Language: Tamil.
- Number of Pages: 338.
- ISBN: 978-93-86814-69-2.
9th Don Science Guide Based on New Syllabus 2022-2023 (English)
- Publisher: Don Publication.
- Author: Dr. S.A. Rajkumar.
- Product Format: Paperback.
- Language: English.
- Number of Pages: 304.
9th Don Tamil (தமிழ்) Guide Based on New Syllabus 2022-2023
- Publisher: Don Publication.
- Author: Dr. S.A. Rajkumar.
- Product Format: Paperback.
- Language: Tamil.
- Number of Pages: 397.
- ISBN: 978-93-86696-86-1.
9th EC Loyola English Guide (Based On the New Syllabus 2023-24)
- Publisher: Loyola Publication
- Edition: 2023-2024
- Pages: 352
- Language: English
- Product: Paperback.
9th EC Loyola Mathematics Guide (Based On the New Syllabus 2023-24)
- Publisher: Loyola Publication
- Edition: 2023-2024
- Pages: 160
- Language: English
- Product: Paperback.
9th EC Loyola Science Guide (Based On the New Syllabus 2023-24)
- Publisher: Loyola Publication
- Edition: 2023-2024
- Pages: 208
- Language: English
- Product: Paperback.