张永生. (2009). 20几岁你该怎样度过: Life depends on your twenties. 京华出版社.
Cita Chicago Style (17a ed.)张永生. 20几岁你该怎样度过: Life Depends on Your Twenties. 京华出版社, 2009.
Cita MLA (8a ed.)张永生. 20几岁你该怎样度过: Life Depends on Your Twenties. 京华出版社, 2009.
Precaución: Estas citas no son 100% exactas.