Dyfyniad APA

International Joint Conference on Environment and Society in Transition New York. (1972). Managing the planet. Prentice-Hall, Inc.

Dyfyniad Arddull Chicago

International Joint Conference on Environment and Society in Transition New York. Managing the Planet. Englewood Cliffs, N.J: Prentice-Hall, Inc, 1972.

Dyfyniad MLA

International Joint Conference on Environment and Society in Transition New York. Managing the Planet. Prentice-Hall, Inc, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.