APA (7th ed.) Citation

Walter W. Perlick: Walter W. Perlick (U.S.A.). 1981.

Chicago Style (17th ed.) Citation

Walter W. Perlick: Walter W. Perlick. U.S.A. Learning Systems Company: 1981.

MLA (9th ed.) Citation

Walter W. Perlick: Walter W. Perlick. U.S.A. 1981.

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