Olaf Chr.

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Agriculture and Fertilizers: Fertilizers in Perspective	978-82-9O861-O1-3 (82-9O861-O1-X)	1990	Kaarstad, Ola · Lie, Ole H. · Richards, Ian Bockman

**O.C.** · Olaf Caroe · Olaf Corry