KULLAJ, E., DOKO, A. (2022) Good Agricultural Practices. AKKSHI (in Albannan)

KRISTO, I., IBRALIU, A., KULLAJ, E. et al. (2024) Cultivation of Medicinal and Aromatic Plants in Albania – Introduction to Good Agricultural Practices and Quality Standards. AUT. (in Albanian)

KRISTO, I., KULLAJ, E., BALLIU., A., PAPA, L., et. a.. (2025) Good Practices in Agricultural and Livestock Production. AUT (in Albanian)

KULLAJ, E. (2022) Organic cultivation of raspberry. CARITAS (in Albanian)

KULLAJ, E. (2022) Organic cultivation of blueberry. CARITAS (in Albanian)

KULLAJ, E. (2022) Organic cultivation of strawberry. CARITAS (in Albanian)

KULLAJ, E. and A. DOKO (2020) Good Agricultural Practices for Selected Crops. AKKSHI (in Albanian)

KULLAJ, E. (2019) Manual for organic production of medicinal and aromatic plants. CNVP (in Albanian)

KULLAJ, E. (2017) Organic cultivation of cornflower. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of marigold. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of oregano. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of chamomile. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of mallow. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of marsh mallow. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of sage. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of lavender. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of lemon balm. GIZ (in Albanian)

KULLAJ, E. (2017) Organic cultivation of peppermint. GIZ (in Albanian)

KULLAJ, E. et al. (2014) Organic apple production. Monografi.

KULLAJ, E. and F. LIÇAJ (2013) Albania’s natural heritage of medicinal and aromatic plants. GIZ, Tirana.

KULLAJ, E. (2013).  Apple harvest and post – harvest protocols. SNV – Promali. ISBN: 978-99956-43-95-9

KULLAJ, E and F. LIÇAJ. (2007)  Medicinal and Aromatic Plants – Manual for Collectors based on the principles of organic production. GTZ (in Albanian)