Chamberlain, C. J. (1986). Gymnosperms structure and evolution: With 397 figures (Indian ed.). CBS Publishers & Distributors.
Citazione stile Chigago Style (17a edizione)Chamberlain, Charles Joseph. Gymnosperms Structure and Evolution: With 397 Figures. Indian ed. New Delhi: CBS Publishers & Distributors, 1986.
Citatione MLA (9a ed.)Chamberlain, Charles Joseph. Gymnosperms Structure and Evolution: With 397 Figures. Indian ed. CBS Publishers & Distributors, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.