APA引文

Townsend, C. (1989). Mastering dbase IV programming. BPB Publications.

Chicago Edition Citation

Townsend, Carl. Mastering Dbase IV Programming. New Delhi: BPB Publications, 1989.

MLA引文

Townsend, Carl. Mastering Dbase IV Programming. BPB Publications, 1989.

警告：这些引文格式不一定是100％准确.