Groot, H. C. (1964). Agricultural journalism. Dept. of Agricultural Information and Communications, College of Agriculture, University of the Philippines.
Chicago-Zitierstil (17. Ausg.)Groot, Hans Cornelis. Agricultural Journalism. College, Laguna: Dept. of Agricultural Information and Communications, College of Agriculture, University of the Philippines, 1964.
MLA-Zitierstil (9. Ausg.)Groot, Hans Cornelis. Agricultural Journalism. Dept. of Agricultural Information and Communications, College of Agriculture, University of the Philippines, 1964.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.