APA引文

Allen, J. E. (1973). The early years of marriage. Graded.

芝加哥风格引文

Allen, James E. The Early Years of Marriage. Nashville: Graded, 1973.

MLA引文

Allen, James E. The Early Years of Marriage. Graded, 1973.

警告:这些引文格式不一定是100%准确.