APA Style
Clark, J.R., Doss,M.A and Roach,K.F and et al.. (1968).
Index-Catalogue of Medical and Veterinary Zoology (Subject: Trematoda and Trematode Disease, Part 8: Supergenera and Genera T-Z) USDA .
Washington,D.C:
United State Government Printing Office.
Chicago Style
Clark, J.R., Doss,M.A and Roach,K.F and et al..
Index-Catalogue of Medical and Veterinary Zoology (Subject: Trematoda and Trematode Disease, Part 8: Supergenera and Genera T-Z) USDA.
Washington,D.C:
United State Government Printing Office,
1968.
.
MLA Style
Clark, J.R., Doss,M.A and Roach,K.F and et al..
Index-Catalogue of Medical and Veterinary Zoology (Subject: Trematoda and Trematode Disease, Part 8: Supergenera and Genera T-Z) USDA.
Washington,D.C:
United State Government Printing Office,
1968.
.
Turabian Style
Clark, J.R., Doss,M.A and Roach,K.F and et al..
Index-Catalogue of Medical and Veterinary Zoology (Subject: Trematoda and Trematode Disease, Part 8: Supergenera and Genera T-Z) USDA.
Washington,D.C:
United State Government Printing Office,
1968.
.