APA Style
Alexander, L.G.. (1967).
Practice and progress .
:
Longman.
Chicago Style
Alexander, L.G..
Practice and progress.
:
Longman,
1967.
.
MLA Style
Alexander, L.G..
Practice and progress.
:
Longman,
1967.
.
Turabian Style
Alexander, L.G..
Practice and progress.
:
Longman,
1967.
.