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Utilisation of electrical power

Tác giả: R. J. Hartles, D. G. Sandeman

The eye and vision, sources of light, lighting installations and lighting fittings, industrial motor drives, the use of storage batteries for power supply, haet transfer and heating - system design, electric heating, industrial semiconductor rectifiers.

En 3281 English for tourism : department of business English faculty of arts

A career in tourism, tourism in perspective, trends in tourism, tourism through the ages, where people go, organizations in the distribution process, travel agent, attractions, entertainment, recraetion and other, tour operators, sustainable tourism, transport, business travel.

Economics explained : 2nd ed.

Tác giả: Peter Maunder, Danny Myers, Nancy Wall, Roger LeRoy Miller

Introductory microeconomics, introdoductory macroeconomics, product markets, factor markets, economic policies and issues.

20,000 + words: Spelled & divided for quick reference: 9th edition

Tác giả: Mary Margaret Hosler, Charles E. Zoubek

It is a quick reference for checking spelling and an indicator of appropriate word division in writing.

An introduction to global environmental issues

Tác giả: Kevin T. Pickering, Lewis A. Owen

Introducing earth, climate change and past climates, global atmospheric change, acid rain, water resources and pollution, nucear issues, energy, natural hazards, human impact on the earth's surface, managing the earth.