APA (7th ed.) Citation

Gregg, J. H. (1984). Coastal cliff erosion at Point Loma San Diego, California. [publisher not identified].

Chicago Style (17th ed.) Citation

Gregg, Jack Haven. Coastal Cliff Erosion at Point Loma San Diego, California. [Place of publication not identified]: [publisher not identified], 1984.

MLA (9th ed.) Citation

Gregg, Jack Haven. Coastal Cliff Erosion at Point Loma San Diego, California. [publisher not identified], 1984.

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