APA-referens (7:e uppl.)

Loo, E. N. v. (1993). On the relation between tillering, leaf area dynamics and growth of perennial ryegrass (Lolium perenne L.). s.n..

Chicago-referens (17:e uppl.)

Loo, E. N. van. On the Relation Between Tillering, Leaf Area Dynamics and Growth of Perennial Ryegrass (Lolium Perenne L.). [S.l.: s.n., 1993.

MLA-referens (8:e uppl.)

Loo, E. N. van. On the Relation Between Tillering, Leaf Area Dynamics and Growth of Perennial Ryegrass (Lolium Perenne L.). s.n., 1993.