APA (7e ed.) Bronvermelding

Cruz de León, G. (2016). A general sectional volume equation for classical geometries of tree stem. Instituto de Ecología, A.C.

Chicago (17e ed.) Bronvermelding

Cruz de León, Gildardo. A General Sectional Volume Equation for Classical Geometries of Tree Stem. Instituto de Ecología, A.C, 2016.

MLA (9e ed.) Bronvermelding

Cruz de León, Gildardo. A General Sectional Volume Equation for Classical Geometries of Tree Stem. Instituto de Ecología, A.C, 2016.

Let op: Deze citaties zijn niet altijd 100% accuraat.