Hello rewa14,
Thanks for your reply, regarding the pce there are two type first written exam secod is clinical exam if if you go to the www.alliancept.org you can get to know all the information regarding the pce,see faq, also if you serch the string right here on physiobob many people have spoken on it and also one of the person who has cleared his pce has given the vital information on it.
regarding the books try tosee as many books as posssible because what they are looking for is the entry level knowledge and the real life problem solving skill in the clinical setting and ethics and regulation.
hope this is of help! do let me know if this has been of assistance .
regarding the types of books, i wll let you know as soon as i find out best of luck for your prepartion for the exmas.