APA (7th ed.) Citation

Powell, R. B. China-a Soviet step to world conquest [microform]. Photoduplication Service.

Chicago Style (17th ed.) Citation

Powell, Roy B. China-a Soviet Step to World Conquest [microform]. Quezon City: Photoduplication Service.

MLA (9th ed.) Citation

Powell, Roy B. China-a Soviet Step to World Conquest [microform]. Photoduplication Service.

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