Sant, T. (2012). Persuasive business proposals: Writing to win more customers, clients, and contracts (3rd ed.). AMACOM.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Sant, Tom. Persuasive Business Proposals: Writing to Win More Customers, Clients, and Contracts. 3rd ed. New York: AMACOM, 2012.
MLA -ийн эшлэл (9 дэх хэвлэлт)Sant, Tom. Persuasive Business Proposals: Writing to Win More Customers, Clients, and Contracts. 3rd ed. AMACOM, 2012.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.