Sorcerer

18 books. Every source is listed: one book often drops from several monsters and at different chances.

Lvl	Skill	From whom	Where	Chance	With premium
40	Aura Bolt	Tanor Silenos 40	Tanor Canyon	0.25%	0.38%
40	Aura Flare	Tanor Silenos 40	Tanor Canyon	0.25%	0.38%
40	Blazing Circle	Grandis 40	Giran Territory, Death Pass, Neutral Waters	0.25%	0.38%
40	Blazing Skin	Grandis 40	Giran Territory, Death Pass, Neutral Waters	0.25%	0.38%
40	Curse Fear	Lienrik Lad 40	Field of Silence	0.25%	0.38%
40	Prominence	Karul Bugbear 40	Hunters Valley, Aden Territory	0.25%	0.38%
40	Resist Fire	Lienrik Lad 40	Field of Silence	0.25%	0.38%
44	Sleeping Cloud	Dailaon Lad 42	Alligator Island	0.25%	0.38%
48	Cancellation	Tanor Silenos Shaman 48	Tanor Canyon, Giran Territory	0.25%	0.38%
48	Decay	Tanor Silenos Shaman 48	Tanor Canyon, Giran Territory	0.25%	0.38%
58	Aura Flash	Luminun 58	School of Authority, Oren Territory	0.25%	0.38%
58	Rain of Fire	Taik Orc Supply Leader 56	War-Torn Plains, The Cemetery	0.25%	0.38%
68	Inferno	Abyssal Gatecaller 66	The Forbidden Gateway	0.25%	0.38%
70	Arcane Power	Conjurer Bat Lord 70	Aden Territory, Blazing Swamp, Field of Massacre	0.25%	0.38%
70	Flame Armor	Conjurer Bat 69	Aden Territory, Blazing Swamp, Field of Massacre	0.25%	0.38%
72	Fire Vortex	Hames Orc Sniper 71	Aden Territory, Blazing Swamp	0.25%	0.38%
73	Arcane Chaos	Hames Orc Footman 73	Blazing Swamp	0.25%	0.38%
75	Meteor	Emberspine Lavasaur 73	Blazing Swamp	0.25%	0.38%