Start with high-confidence morphology books, then narrow by subgenre or adjacent topics.
The Power of Babel
John McWhorter
The Morphology of Biblical Greek
William D. Mounce
An Etymological Dictionary of the English Language
Walter W. Skeat
Dynamic Syntax
Ruth Kempson, Wilfried Meyer-Viol
A Course in Minimalist Syntax
Howard Lasnik, Juan Uriagereka
Optimality Theory
Diana Archangeli, Terence Langendoen
Move! a Minimalist Theory of Construal
Norbert Hornstein
The Development of Greek and the New Testament
Chrys C Caragounis
Syntactical Mechanics
Bruce A. McMenomy
Syntax
Andrew Carnie
Morphology
Jeffrey P. Punske
Word Knowledge and Word Usage
Vito Pirrelli, Ingo Plag
The Semantics of Derivational Morphology
Sven Kotowski, Ingo Plag
A Concise Grammar of the Older Runic Inscriptions
Elmer H. Antonsen