Gaya APA

Sulistyani, N. et al (2009). Aktivitas Antiviral Ekstrak Etanolit Biji Sirkaya (Annona Squamosa L.) terhadap Virus Newcaste Disease pada Telur Ayam Berembrio (The Antiviral of Sirkaya Seed (Anno squamosa L.) Athanolic Extract Against Newcastle Disease Virus in Chicken Embriyo) . Yogyakarta: Puslitbang Farmasi, Badan Litbang Kesehatan.

Gaya MLA

Sulistyani, Nanik. et al. "Aktivitas Antiviral Ekstrak Etanolit Biji Sirkaya (Annona Squamosa L.) terhadap Virus Newcaste Disease pada Telur Ayam Berembrio (The Antiviral of Sirkaya Seed (Anno squamosa L.) Athanolic Extract Against Newcastle Disease Virus in Chicken Embriyo)". Yogyakarta: Puslitbang Farmasi, Badan Litbang Kesehatan, 2009. Text.