APA Style
OBERHAUS, M, A. (1993).
PROFESSIONAL SELLING; A RELATIONSHIP PROCESS .
THE DRYDEN PSS:
JOVANOI COLLEDGE PBIHRS.
MLA Style
OBERHAUS, MARY, ANN.
"PROFESSIONAL SELLING; A RELATIONSHIP PROCESS".
THE DRYDEN PSS:
JOVANOI COLLEDGE PBIHRS,
1993.
Text.