Gaya APA
Block, James H.. (1971).
Mastery learning theory and practice .
New York:
.
Gaya Chicago
Block, James H..
Mastery learning theory and practice.
New York:
,
1971.
Text.
Gaya MLA
Block, James H..
Mastery learning theory and practice.
New York:
,
1971.
Text.
Gaya Turabian
Block, James H..
Mastery learning theory and practice.
New York:
,
1971.
Print.