Gérard Genette uses the term focalization rather than point of view of a work to distinguish between "'Who sees?' (a question of mood) and 'Who speaks?' (a question of voice)", though he suggests "perceives" might be preferable to "sees", given that it is more descriptive.[6] In his 1972 book Narrative Discourse, he took issue with Booth's classifications (among others), suggesting three terms to organize works by focal position:[7]