Gaya APA
Schwartz, M, D. (2013).
Phenology: An Integrative Environmental Science (2nd ed. 2013).
Springer Netherlands:
Springer.
Gaya MLA
Schwartz, Mark, D..
"Phenology: An Integrative Environmental Science".
2nd ed. 2013
Springer Netherlands:
Springer,
2013.
E-Book.