Gaya APA
Zill, Dennis G. (1982).
A first course in differential equations with applications .
United States of America:
PWS Publisher.
Gaya Chicago
Zill, Dennis G.
A first course in differential equations with applications.
United States of America:
PWS Publisher,
1982.
Text.
Gaya MLA
Zill, Dennis G.
A first course in differential equations with applications.
United States of America:
PWS Publisher,
1982.
Text.
Gaya Turabian
Zill, Dennis G.
A first course in differential equations with applications.
United States of America:
PWS Publisher,
1982.
Print.