Public relations : theory and practice. /
De la Cruz, R. R.
Public relations : theory and practice. / R.R. De la Cruz. - Manila : R.R Public Relations, c1975. - xviii, 658 p.: ill. 19 cm.
Public relations
HD 47 .D46 1975
Public relations : theory and practice. / R.R. De la Cruz. - Manila : R.R Public Relations, c1975. - xviii, 658 p.: ill. 19 cm.
Public relations
HD 47 .D46 1975