Yin, Robert K.
Applications of case study research - Newbury Park, Calif. : Sage, 1993 - 131
SOCIAL SCIENCES--METHODOLOGY
CASE METHOD
H61 / Y56A
Applications of case study research - Newbury Park, Calif. : Sage, 1993 - 131
SOCIAL SCIENCES--METHODOLOGY
CASE METHOD
H61 / Y56A