Promoting old-age vitality in the people republic of China.
芝加哥风格引文Promoting Old-age Vitality in the People Republic of China.
MLA引文Promoting Old-age Vitality in the People Republic of China.
警告：这些引文格式不一定是100％准确.
APA引文
Promoting old-age vitality in the people republic of China.
芝加哥风格引文Promoting Old-age Vitality in the People Republic of China.
MLA引文Promoting Old-age Vitality in the People Republic of China.