Umoja magazine readership survey /
Lyaro, Calvin Kimangano.
Umoja magazine readership survey / Calvin Kimangano Lyaro. - Nairobi : Daystar University, c1992. - ix, 134 p.
Includes bibliographical references.
Advertising--Tanzania.
Market surveys--Tanzania.
Umoja magazine.
HC106 / .L9
Umoja magazine readership survey / Calvin Kimangano Lyaro. - Nairobi : Daystar University, c1992. - ix, 134 p.
Includes bibliographical references.
Advertising--Tanzania.
Market surveys--Tanzania.
Umoja magazine.
HC106 / .L9