Castaldo, N. F. (2014). Sniffer dogs: How dogs (and their noses) save the world. Houghton Mifflin Harcourt.
Cita Chicago Style (17a ed.)Castaldo, Nancy F. Sniffer Dogs: How Dogs (and Their Noses) Save the World. Boston: Houghton Mifflin Harcourt, 2014.
Cita MLA (8a ed.)Castaldo, Nancy F. Sniffer Dogs: How Dogs (and Their Noses) Save the World. Houghton Mifflin Harcourt, 2014.
Precaución: Estas citas no son 100% exactas.