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A B C D E F G H I J K L M N P Q R S T U V Z [ สังคมศาสตร์ ( Social Sciences ) ] back |
| H H1 HA HB HC HD HE HF HG HJ HM HN HQ HS HT HV HX |
| LC | คำอธิบาย | ||||||||
| 141 | Artificial satellite telecommunications | ||||||||
| 142 | Signaling | ||||||||
| 143 | Messenger service | ||||||||
| 144 | Air transportation. Airlines | ||||||||
| 145 | Commerce | ||||||||
| 146 | Balance of trade | ||||||||
| 147 | Commercial geography. Economic geography | ||||||||
| 148 | Commodities. Commercial products | ||||||||
| 149 | Tariff. Free trade. Protectionism | ||||||||
| 150 | Boards of trade. Chambers of commerce. Merchants' associations | ||||||||
| 151 | By region or country | ||||||||
| 152 | Business | ||||||||
| 153 | Vocational guidance. Career devlopment | ||||||||
| 154 | Business ethics | ||||||||
| 155 | Marketing. Distribution of products | ||||||||
| 156 | Wholesale trade | ||||||||
| 157 | Retail trade | ||||||||
| 158 | Shopping centers. Shopping malls | ||||||||
| 159 | Purchasing. Selling. Sales personnel. Sales executives | ||||||||
| 160 | Canvassing. Peddling | ||||||||
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