APA (7 ম সংস্করণ) উদ্ধৃতি

Hagner, M. (1970). A genecological investigation of the annual rhythm of Pinus silvestris L: En genekologisk undersökning av årsrytmen hos Pinus silvestris L. Royal College of Forestry.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Hagner, Mats. A Genecological Investigation of the Annual Rhythm of Pinus Silvestris L: En Genekologisk Undersökning Av årsrytmen Hos Pinus Silvestris L. Stockholm: Royal College of Forestry, 1970.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Hagner, Mats. A Genecological Investigation of the Annual Rhythm of Pinus Silvestris L: En Genekologisk Undersökning Av årsrytmen Hos Pinus Silvestris L. Royal College of Forestry, 1970.