APA (7th ed.) Citation

Lekkerkerk, H. (2007). GPS handbook for professional GPS users. GEOInformatics.

Chicago Style (17th ed.) Citation

Lekkerkerk, Huibert-Jan. GPS Handbook for Professional GPS Users. Emmeloord: GEOInformatics, 2007.

MLA (9th ed.) Citation

Lekkerkerk, Huibert-Jan. GPS Handbook for Professional GPS Users. GEOInformatics, 2007.

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