APA (7th ed.) Citation

Zapata, A. (1981). The occurrence, effects and explanation of crowding in recreational boating.

Chicago Style (17th ed.) Citation

Zapata, Alfonso. The Occurrence, Effects and Explanation of Crowding in Recreational Boating. 1981.

MLA (9th ed.) Citation

Zapata, Alfonso. The Occurrence, Effects and Explanation of Crowding in Recreational Boating. 1981.

Warning: These citations may not always be 100% accurate.