APA

BACH WILFRID M. W. M. W. H., . (1979). RENEWABLE ENERGY PROPECTS. : PERGAMON PRESS.

Chicago

BACH WILFRID MANSHARD WALTHER MATTHEWS WILLIAMS H, . 1979. RENEWABLE ENERGY PROPECTS. : PERGAMON PRESS.

Harvard

BACH WILFRID M. W. M. W. H., . (1979). RENEWABLE ENERGY PROPECTS. : PERGAMON PRESS.

MLA

BACH WILFRID MANSHARD WALTHER MATTHEWS WILLIAMS H, . RENEWABLE ENERGY PROPECTS. : PERGAMON PRESS. 1979.