APA (7th ed.) մեջբերում

AKINOKUN, O. (2020). Effects of age of cow at first calving, period of calving and calving sequence on calving interval of N'dama and Keteku Cattle and their crosses in Southwestern Nigeria. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.

Չիկագոյի ոճի (17րդ խմբ.) մեջբերում

AKINOKUN, O. Effects of Age of Cow at First Calving, Period of Calving and Calving Sequence on Calving Interval of N'dama and Keteku Cattle and Their Crosses in Southwestern Nigeria. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.

MLA (9րդ խմբ.) Մեջբերում

AKINOKUN, O. Effects of Age of Cow at First Calving, Period of Calving and Calving Sequence on Calving Interval of N'dama and Keteku Cattle and Their Crosses in Southwestern Nigeria. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.

Զգուշացում. այս մեջբերումները միշտ չէ, որ կարող են 100% ճշգրիտ լինել.