青云翻译

First appeared in the 1970s. World Watch Institute, the American author, and later as the director of the Leicester

First appeared in the 70 's. Proposer is United States Worldwatch Institute, and later as the Director of Leicester

Appears most early in the 70's.The starter is American World Observation Research institute, afterwards along with this manager Leicester

The earliest appearance in the 1970s. The United States who made the World Watch Institute and later, as director of this Leicester

First appeared in the 70 's. Proposer is United States Worldwatch Institute, and later as the Director of Leicester