Gaya APA
YIN, ROBERT K.. (1994).
CASE STUDY RESEARCH (DESIGN AND METHODS) SECOND EDITION .
LONDON:
SAGE PUBLICATION.
Gaya Chicago
YIN, ROBERT K..
CASE STUDY RESEARCH (DESIGN AND METHODS) SECOND EDITION.
LONDON:
SAGE PUBLICATION,
1994.
Text.
Gaya MLA
YIN, ROBERT K..
CASE STUDY RESEARCH (DESIGN AND METHODS) SECOND EDITION.
LONDON:
SAGE PUBLICATION,
1994.
Text.
Gaya Turabian
YIN, ROBERT K..
CASE STUDY RESEARCH (DESIGN AND METHODS) SECOND EDITION.
LONDON:
SAGE PUBLICATION,
1994.
Print.