Campbell, John R.

Born 1933-01-01

Identifiers

  • Open LibraryOL449063A

Top Subjects

  • Livestock (3)
  • Teacher-student relationships (1)
  • Teaching (1)
  • Dairy products (1)
  • Dairying (1)
  • Milk (1)
  • United States (1)

Books by Campbell, John R.

Total count: 6