Gaya APA
Hammmersley, M., Warsono, . (1990).
Etnografi ruang kelas : esai empiris dan metodologis = classroom ethnography .
Jakarta:
OPEN UNIVERSITY PRESS.
Gaya MLA
Hammmersley, Martyn., Warsono, .
"Etnografi ruang kelas : esai empiris dan metodologis = classroom ethnography".
Jakarta:
OPEN UNIVERSITY PRESS,
1990.
Text.