Gaya APA
Clarke, Liz. (1994).
The essence of change (text).
New York:
Prentice-Hall.
Gaya Chicago
Clarke, Liz.
The essence of change.
text
New York:
Prentice-Hall,
1994.
Tesis.
Gaya MLA
Clarke, Liz.
The essence of change.
text
New York:
Prentice-Hall,
1994.
Tesis.
Gaya Turabian
Clarke, Liz.
The essence of change.
text
New York:
Prentice-Hall,
1994.
Tesis.