Gaya APA

Wang, . et al (1976). Sulfur Deficiency-A Limiting Factor In Rice Production In The Lower Amazone Basin . New York: IRI Researh Institute.

Gaya MLA

Wang, . et al. "Sulfur Deficiency-A Limiting Factor In Rice Production In The Lower Amazone Basin". New York: IRI Researh Institute, 1976. Text.