Gaya APA
Reid, M., Hammersley, R. (1967).
COMMUNICATING SUCCESSFULLY IN GROUPS: A PRACTICAL GUIDE FOR THE WORKPLACE .
USA:
Simultaneously.
Gaya MLA
Reid, Marie., Hammersley, Richard.
"COMMUNICATING SUCCESSFULLY IN GROUPS: A PRACTICAL GUIDE FOR THE WORKPLACE".
USA:
Simultaneously,
1967.
Text.