APA (7th ed.) Citation

Zimmerman, E. G. (1970). Karyology, systematics and chromosomal evolution in the rodent genus, Sigmodon.

Chicago Style (17th ed.) Citation

Zimmerman, Earl G. Karyology, Systematics and Chromosomal Evolution in the Rodent Genus, Sigmodon. East Lansing [Mich.], 1970.

MLA (9th ed.) Citation

Zimmerman, Earl G. Karyology, Systematics and Chromosomal Evolution in the Rodent Genus, Sigmodon. 1970.

Warning: These citations may not always be 100% accurate.