A Dictionary of Linguistics and Phonetics
David Crystal
Dimensional Analysis and Group Theory in Astrophysics
Rudolf Kurth
Gnosis: The Exoteric Cycle
Boris Mouravieff
On Language
William Safire
Additional Mathematics: Pure & Applied
J. F. Talbert & H. H. Heng
The Tantric Mysticism of Tibet: A Practical Guide
John Blofeld & Allan R. Bomhard