APA (7th ed.) Citation

Falk, R. A. (1975). A study of future worlds (3. print.). North-Holland Publ.Co.

Chicago Style (17th ed.) Citation

Falk, Richard A. A Study of Future Worlds. 3. print. Amsterdam: North-Holland Publ.Co, 1975.

MLA (9th ed.) Citation

Falk, Richard A. A Study of Future Worlds. 3. print. North-Holland Publ.Co, 1975.

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