Παραπομπή σε μορφή APA (7η εκδ.)

De la Cruz, V. A. $. The effects of crude protein content in the diet of layers on quality of manure for feed recycling.

Παραπομπή σε μορφή Chicago (17η εκδ.)

De la Cruz, Victor Alba $1940-. The Effects of Crude Protein Content in the Diet of Layers on Quality of Manure for Feed Recycling.

Παραπομπή σε μορφή MLA (9th εκδ.)

De la Cruz, Victor Alba $1940-. The Effects of Crude Protein Content in the Diet of Layers on Quality of Manure for Feed Recycling.