APA aipamena

HUBBARD RON L. (2001). SOLUTIONS FOR DANGEROUS ENVIRONMENT. NEW ERA PUB. CO. LTD.

Chicago Style aipamena

HUBBARD RON L. SOLUTIONS FOR DANGEROUS ENVIRONMENT. SMEDLAND: NEW ERA PUB. CO. LTD, 2001.

MLA aipamena

HUBBARD RON L. SOLUTIONS FOR DANGEROUS ENVIRONMENT. NEW ERA PUB. CO. LTD, 2001.