APA

Rumble M. A., Anderson S. H. & Estados Unidos. (1993). Evaluating the microscopic fecal technique for estimating hard mast in turkey diets. Washington: Intermountain Research Station.

Chicago

Rumble Mark A, Anderson Stanley H and Estados Unidos. 1993. Evaluating the microscopic fecal technique for estimating hard mast in turkey diets. Washington: Intermountain Research Station.

Harvard

Rumble M. A., Anderson S. H. and Estados Unidos. (1993). Evaluating the microscopic fecal technique for estimating hard mast in turkey diets. Washington: Intermountain Research Station.

MLA

Rumble Mark A, Anderson Stanley H and Estados Unidos. Evaluating the microscopic fecal technique for estimating hard mast in turkey diets. Washington: Intermountain Research Station. 1993.