Utilizing an Apple II Microcomputer to Operate a Small Business

od O'Bryan, James R., Purtilo, David T.
Wydane 1982

Characterization of Clonality of Epstein-Barr Virus-Induced Human B Lymphoproliferative Disease in Mice with Severe Combined Immunodeficiency

od Nakamine, Hirokazu, Masih, Aneal S., Okano, Motohiko, Taguchi, Yuichi, Pirruccello, Samuel J., Davis, Jack R., Mahloch, Mark L., Beisel, Kirk W., Kleveland, Kimberly, Sanger, Warren G., Purtilo, David T.
Wydane 1993