Gaya APA

SAPUTRA, A, S. et al (2020). The Effect of Phosphorus and Potassium on the Growth and Quality of Viola (Viola cornuta L.) Seed Production. . Surakarta: Fakulty of Agriculture Universitas Sebelas Maret.

Gaya MLA

SAPUTRA, Alfa, Sada. et al. "The Effect of Phosphorus and Potassium on the Growth and Quality of Viola (Viola cornuta L.) Seed Production.". Surakarta: Fakulty of Agriculture Universitas Sebelas Maret, 2020. Artikel.