APA Style
Pirone,P,P, Hummel, F.C.. (1959).
Tree Maintenance .
New York:
Oxford University Press.
Chicago Style
Pirone,P,P, Hummel, F.C..
Tree Maintenance.
New York:
Oxford University Press,
1959.
.
MLA Style
Pirone,P,P, Hummel, F.C..
Tree Maintenance.
New York:
Oxford University Press,
1959.
.
Turabian Style
Pirone,P,P, Hummel, F.C..
Tree Maintenance.
New York:
Oxford University Press,
1959.
.