APA (7th ed.) Citation

Wohlbier, H. (1968). Worldwide directory of mineral industries education and research. Gulf Pub. Co..

Chicago Style (17th ed.) Citation

Wohlbier, Herbert. Worldwide Directory of Mineral Industries Education and Research. Houston: Gulf Pub. Co., 1968.

MLA (9th ed.) Citation

Wohlbier, Herbert. Worldwide Directory of Mineral Industries Education and Research. Gulf Pub. Co., 1968.

Warning: These citations may not always be 100% accurate.