APA (7th ed.) Citation

Safiih, L. M., Kamil, A. A., & Md. Tap, A. O. (2009). Semi-parametric of sample selection model using fuzzy concepts.

Chicago Style (17th ed.) Citation

Safiih, L. Muhamad, A. A. Kamil, and Abu Osman Md. Tap. Semi-parametric of Sample Selection Model Using Fuzzy Concepts. 2009.

MLA (8th ed.) Citation

Safiih, L. Muhamad, et al. Semi-parametric of Sample Selection Model Using Fuzzy Concepts. 2009.