APA-čujuhus (7. p.)

Dhillon, G. P. S., & Sidhu, D. Studies on genotype x environment interactions of poplar (Populus deltoides) in Punjab.

Chicago-čujuhus (17. p.)

Dhillon, Gurvinder Pal Singh, juo D.S Sidhu. Studies on Genotype X Environment Interactions of Poplar (Populus Deltoides) in Punjab.

MLA-čujuhus (9. p.)

Dhillon, Gurvinder Pal Singh, juo D.S Sidhu. Studies on Genotype X Environment Interactions of Poplar (Populus Deltoides) in Punjab.

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