APA (7th ed.) Citation

Chartmasters (Firm). (1980). Amistad Lake. Chartmasters.

Chicago Style (17th ed.) Citation

Chartmasters (Firm). Amistad Lake. El Cajon, CA: Chartmasters, 1980.

MLA (9th ed.) Citation

Chartmasters (Firm). Amistad Lake. Chartmasters, 1980.

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