Gaya APA
Spradley, James P.. (1980).
Participant Observation .
USA:
Holt, Rinehart and Winston.
Gaya Chicago
Spradley, James P..
Participant Observation.
USA:
Holt, Rinehart and Winston,
1980.
Academic.
Gaya MLA
Spradley, James P..
Participant Observation.
USA:
Holt, Rinehart and Winston,
1980.
Academic.
Gaya Turabian
Spradley, James P..
Participant Observation.
USA:
Holt, Rinehart and Winston,
1980.
Academic.