That's probably Ultimate Magic, which [MENTION=7706]SkidAce[/MENTION] linked too. Paizo hasn't done much else with alternate magic systems.Doesn't the Pathfinder released couple of years before a book which had different spell casting systems or I am wrong? I can't remember the name to search for it.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.