APA ציטוט

SMITH, R. L. (1980). Ecology And Field Biology Robert Leo Smith. Harper & Row Publisher.

Chicago Style (17th ed.) Citation

SMITH, Robert Leo. Ecology And Field Biology Robert Leo Smith. Harper & Row Publisher, 1980.

ציטוט MLA

SMITH, Robert Leo. Ecology And Field Biology Robert Leo Smith. Harper & Row Publisher, 1980.