APA (7 ম সংস্করণ) উদ্ধৃতি

Van der Maas, H. M. (1994). Towards in vitro fertilization, gametosomatic cybridization and DNA transfer in perennial ryegrass (Lolium perenne L.). [s.n.].

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Van der Maas, Heleen M. Towards in Vitro Fertilization, Gametosomatic Cybridization and DNA Transfer in Perennial Ryegrass (Lolium Perenne L.). Wageningen: [s.n.], 1994.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Van der Maas, Heleen M. Towards in Vitro Fertilization, Gametosomatic Cybridization and DNA Transfer in Perennial Ryegrass (Lolium Perenne L.). [s.n.], 1994.