For serious study, it is always best to rely on authentic sources. The following are excellent starting points:
Is your study primarily for or personal spiritual practice ? Share public link
For those seeking a deeper study or a digital copy, several authoritative versions and workbooks are available: The Gītārtha Saṃgraha PDF Workbook Offered by Yoga Studies
Offers a comprehensive PDF explaining the Gitartha Sangraha, often featuring explanations from traditional preceptors Gitartha Sangraham.pdf - sadagopan.org .