APA citiranje

Penafiel, S. R., & Abad, B. R. (1970). Weed seed flora in nursery potting soils.

Chicago Style (17th ed.) Citation

Penafiel, Samuel R., and B. R. Abad. Weed Seed Flora in Nursery Potting Soils. 1970.

MLA citiranje

Penafiel, Samuel R., and B. R. Abad. Weed Seed Flora in Nursery Potting Soils. 1970.