Grammar Reference Books

• M. R. Kale, A Higher Sanskrit Grammar, Motilal Banrasidass Publishers Private Limited, Delhi
• William Dwight Whitney, Sanskrit Grammar, Motilal Banrasidass Publishers Private Limited, Delhi
• Roderick S. Bucknell, Sanskrit Manual, Motilal Banrasidass Publishers Private Limited, Delhi
• Arthur Anthony Macdonell, A Vedic Grammar for Students, Motilal Banrasidass Publishers Private Limited, Delhi
• William Dwight Whitney, Roots, Verb-Forms, and Primary Derivatives of the Sanskrit Language, Motilal Banrasidass Publishers Private Limited, Delhi
• It will be useful to get a copy of Siddharupa

Note: Except where indicated, I have derived the references tables from Whitney