APA (7th ed.) Citation

Olsen, R. (2010). OmniGraffle 5 diagramming essentials: Create better diagrams with less effort using OmniGraffle (1. publ.). Packt Publ.

Chicago Style (17th ed.) Citation

Olsen, Ruben. OmniGraffle 5 Diagramming Essentials: Create Better Diagrams with Less Effort Using OmniGraffle. 1. publ. Birmingham [u.a.]: Packt Publ, 2010.

MLA (9th ed.) Citation

Olsen, Ruben. OmniGraffle 5 Diagramming Essentials: Create Better Diagrams with Less Effort Using OmniGraffle. 1. publ. Packt Publ, 2010.

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