Public Television Programmers' Association公共电视程序员的协会 Pacific Tractor Puller's Association (Hanford, CA)太平洋拖拉机牵引的协会(套、钙) Pacific Tractor Puller's Association太平洋拖拉机牵引的协会 Performance Track Participants Association性能轨迹参加者协会 Parent Tested Parent Approvied家长父母Approvied测试 Peru Trade Promotion Agreement秘鲁的自由贸易促进协议 Panhandle Team Penning and Sorting Association收集和整理协会西弗吉尼亚队伍 Pennsylvania Theatre of Performing Arts宾夕法尼亚州的剧院表演艺术