Pfeifer, H. (2003). German Labour Market Trends.
Chicago-Zitierstil (17. Ausg.)Pfeifer, Harald. German Labour Market Trends. Wiesbaden, 2003.
MLA-Zitierstil (8. Ausg.)Pfeifer, Harald. German Labour Market Trends. 2003.
警告:這些引文格式不一定是100%准確.
Pfeifer, H. (2003). German Labour Market Trends.
Chicago-Zitierstil (17. Ausg.)Pfeifer, Harald. German Labour Market Trends. Wiesbaden, 2003.
MLA-Zitierstil (8. Ausg.)Pfeifer, Harald. German Labour Market Trends. 2003.