APA সাইটেশন

Loaiza, J., Valverde, R., Rodríguez, G., & Molina, J. (2004). Quantitative analyses of the main che mical constituents in the roots of Echinacea purpurea and E. angustifolia produced in Cos ta Rica.

শিকাগো স্টাইলে সাইটেশন

Loaiza, Jorge, Roberto Valverde, Gerardo Rodríguez, এবং Jorge Molina. Quantitative Analyses of the Main Che Mical Constituents in the Roots of Echinacea Purpurea and E. Angustifolia Produced in Cos Ta Rica. 2004.

এমএলএ সাইটেশন

Loaiza, Jorge, Roberto Valverde, Gerardo Rodríguez, এবং Jorge Molina. Quantitative Analyses of the Main Che Mical Constituents in the Roots of Echinacea Purpurea and E. Angustifolia Produced in Cos Ta Rica. 2004.

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