Jorgensen Carolyn. (1990). Mastering 1-2-3. BPB.
Chicago Edition CitationJorgensen Carolyn. Mastering 1-2-3. New Delhi: BPB, 1990.
MLA Edition CitationJorgensen Carolyn. Mastering 1-2-3. BPB, 1990.
Warning: These citations may not always be 100% accurate.